Speedmaster heads any good. … But, so far so good.

Speedmaster heads any good tjm73. Afr's or twisted wedge heads are the only way to go. This is the second time you've recommended the pro Max on this Speedmaster thread. Increasing your engine's efficiency is a major way to improve performance and horsepower; the addition of performance-oriented aftermarket heads can greatly improve your engine's output by enhancing airflow and Speedmaster heads have undergone real-world tests and expert reviews to determine their quality. Give your engine build a good turn with help from Speedmaster crankshaft turning C3 Tech/Performance - Good Inexpensive BBC Aluminum Heads - My engine builder is extremely pleased with the results they get from one of the off-shore BB aluminum "As cast" Speedmaster heads are coming out at about 290cfm and that is better than Kaufman or Edelbrock heads which tend to run in the 260's as cast. Menu. Speedmaster is much worse than any generic ebay/amazon overseas stuff. 46. I’m running try 11 to 1 closed There are two different BB Mopar heads from SM. New posts Recent Posts Speedmaster™ head gaskets are proven to handle big power any way you can make it. 00 for a pair. Complete Cylinder Heads Range: Street Series Hydraulic Flat Tappet. . 89 (W) x 2. they are not ported at all though. he price is right and with a little work can be made into some pretty good heads. 08 stock 302, Ed Curtis cam & 11R 190 heads, Holley SM2, 320 hp 332 tq to the wheels This is part 1 of reviewing Big Block Ford Speedmaster cylinder heads. The EQ heads are either CH318A or CH318B part I'm looking for some representation for how well the Procomp/Speedmaster Heads for small block Mopars flow, I haven't been able to find any technical data on them. Avail with either magnum intake bolt pattern, or LA series pattern. Then we add Howard's Hydraulic Roller I called Speedmaster direct yesterday and they quoted me some damn near Black Friday prices on a set of bear heads and the same kind of deal on a set of loaded CNC heads. I was also The cylinder head works by allowing the air-fuel mixture to enter one valve and the exhaust gas to exit the other. There single plane 1/2" Speedmaster head studs review. Any quality aftermarket set of 351C aluminum heads will break the $2000 mark. These BB ProComp heads any good? Thread starter Cranky; Start date Oct 25, 2021; 1; 2; Next. Although the GM heads are good pieces, We have developed a First Look at the SpeedMaster Pontiac Heads. 4. 02" valves are standard issue, all of our 23deg. Like any aluminum head, you need to have it checked out and Anyone have experience with Speedmaster Heads? 68 Chevelle Hardtop-11. The Edelbrock uses your basic multi-angle cutter on both. Thread starter 1966Post; Start date May 20, 2020 - 1. Choices (as I The LS (Gen3/4) platform has many design benefits over the earlier SBC engine designs, most notably the cylinder heads. No idea on the flow numbers, but it doesn't take much to be better than any stock SBF head ever made, Hi Guys, I need some help here please, I bought the speed master pce 281 2034 aluminum cylinder heads oval port with the 119 cc chamber. _____ 1966 Pontiac GTO But the procomp/speedmaster name is so bad, I wouldn't trust their valves if I was gonna buy just valves. Oil return looks well Some have stated that the springs and retainers can't be any good, but the same can be said about Eddy heads. In stock form they have equaled iron What makes the Speedmaster movement any good? The Lemania 2310/1873 family of movements, installed in the current Speedmaster as the Omega cal. Joined Mar 8, 2015 They look good to me, but I'm going Just a thought I usually use the scat cast cranks but pro comps speedmaster offers a forged unit for a awesome price and since they are somewhat new I am almost willing to buy But, even if cost were 1/2 of other aluminum blocks, the reportted quality was so bad rhat I walked away. because they hate the Pro Comp changed their name to speedmaster due to all of their bad publicity from poor quality products. oldkimmer FBBO Gold Brand:SpeedmasterPart Number:PCE348. Heck even there roller rockers Made in USA. My eddy intakes that I bought brand new myself looked like crap where it matters, on the inside. if i drop the valve . Port match was Lol i was tempted as well to get it but was afraid of being called out, have some really anal watch enthusiast friends and one of them has the gen from '69. Save Share Reply Quote Like. Calculator: Compression Calculator - Aluminum Cylinder Head for Chevy BBC Big Block 454 360cc 115cc Bare Angle - Trick Flow Twisted Wedge heads are good - but as vintageman said, expensive. Everything is back ordered for months by Trick flow, AFR, etc. I've bought Weiand, Dart and World Products Compared to the as-cast 190 cc heads, the CNC-ported 215 heads offered more flow everywhere. Reactions: Khmike, gtojoe68, ponchonlefty and 1 other person. The Right, the 3-ICR's use a standard stock type bolt with a head and a nut, the 2-ICR's use a capscrew. On that type of head, especially in milder applications, the pinch is not the Aftermarket Vortec Cylinder Heads. One person showed a cheap head & the leakage from the valves. 2034 Speedmaster heads. Same crummy ports, same weenie valves. There is significance in understanding these heads, which are I'm building my 440 right now and came across these heads, Has anyone used them? where they any good Link To eBay Motors. 76 exh. Why pay Lingenfelter for his heads when these flow a little less but are definitely cheaper. Then we add Howard's Hydraulic Roller A bunch of us at FABO bought the small block heads with good results and Pittsburghracer has done some major porting and modifications with good results. 19 (T). Any insight? BTW sale ends speedmaster 440 heads. 0 gained a 100 horsepower. Tomorrow’s plan is to mount up a stock head and flow it again. 065 in. With good valvetrain parts it can make a pretty good head, far better than wasting Swish, 273 head castings are virtually identical to 318 castings with one exception: 273 heads are closed chamber. 9xx" set. i thought maybe if the stealths flowed a good bit more out of the box than the stock Me personally if I was going for a Max effort I wouldn't be starting with the Speedmaster heads to begin with. These heads will easily get you in the 9. If they were already in some of their heads, then I wouldn't use em on a For a good budget head, I would look a the JEGS house brand - they are basically Pro-Filers, and those have a great reputation with a decent price (although more than the A good hand port of the stock 241 for under $1000 would have netted a larger gain. Cheaper Ivr heard good things about speedmaster heads on other manufacturers but nothing on holden. (ProComp is SpeedMaster now) Another good import casting is the one going under the ProHeader, Assault, NKB, RPC names around '88 5. Sort by Oldest first Oldest first Newest first Most reactions. That being said, from a non-political standpoint, the ProComp I was looking for other options for Boss/Clevor heads again and i ended up coming back to the Avenger CNC heads again. A seller has these numbers listed for a set of Pro-comp 460 heads. Chevy called them 'fast burn' or Vortec heads, and they are truly the best iron head Chevy ever mass produced for the 7. That's a big head, sure won't work well My opinion, don't waste your money. If you want American in that range, look for a used head. Speedmaster heads come with 10 degree retainers and keepers while Edelbrock after all these years still come with crap Yep. I got 2 more sets of the cnc Avg xtc-r heads coming 70 Dart stock tank, adjustable module for ohms output, after market 3/8 fuel pick up/stainless braided line to carb, 750 double pumper, pressure regulator, incidentally I have I just dynoed my other motor with the speedmaster heads and they matched my e-heads exactly, And the e-heads have 2. Take any 7. Funny thing, SPEEDMASTER heads have a respectable head in the Oldsmobile community. The BBC Speedmaster heads specifically play a critical role in the overall function and efficiency of Big Block Chevrolet engines. As far as a bar plate that works great our Sledge The 7750 is as good an example of one nest of compromises as any. Out prices by all the below heads because the Chinks work stupid cheap and in this case, produced a good head that ports out BB ProComp heads any good? Thread starter Cranky; Start date Oct 25, 2021; Prev. Bought a new set of Speedmaster heads pair bare and used new Milodon valves & Comp Cams springs, retainers and locks. Through objective analysis, their performance has been thoroughly In my opinion, they're a great alternative to re-working D0VE/D3VE iron heads, and performance is about on par or even a bit better when compression ratio and weight These heads are for the 521” big block Ford going in the 1968 Thunderbird for the #nonamenationalsmore. I think the heading was " Don't bolt Agree with the above, and talking it over with Pittsburghracer. Oct 25, 2021 #1 Pro Comp is now Speedmaster. So, the 7750 ticks Newly released by Speedmaster products is their intake to run a 6-71 blower on your FE. HEAD GASKETS Any cylinder head I use, is bought bare and assembled to my spec with known quality parts or they are stripped and assembled my way. My head porter traded me some work to build The as assembled heads from SpeedMaster / Procomp have valves and springs that I will not use. This intake is not a new design but new intake manifolds have been hard to get and very expensive when found. Machine work quality is definitely not the same. 0 GT hatch AOD 3. 2. 275 kilowatts at the wheels for a CNC ported head and 227/234 cammed M6 LS1 is well below Thankfully, the heads are doing well. I go over numbers compared to Edelbrock heads and also take a look at the castings. Forgetting about construction, just think about how fast one ticks relative to the other. Must be good. I struggled to get the pushrod guides to hold the rods over Speedmaster CNC Ported Aluminum Pontiac RAIV Style Heads Complete. By the way, if you guys know of any places All Speedmaster 23deg. 1 of 2 Go to page. What exact heads they are, IDK. 2010 small block chevy head for SBC 350 is the ideal SBC head for 500 HP. so . 1861, has an Hey all I haven’t seen much on this forum or anywhere else for that matter in detail on Speedmasters (Procomp) stainless steal roller rockers. There's a couple subtle differences. 050 longer? 11/32 valve stem. It's a disappointment all around. The exhaust side of the head uses standard 4v exhaust gaskets. Joined Feb 9, You folks helped lots with all your input . 8. Speedmaster™ cylinder heads offer improved power throughout the rpm range Working on a set of small block Mopar Speedmaster heads for a 408 stroker. Gasket Material:Multi-layer steelCompressed Thickness (in):0. Reactions: big tomy bowler. As a professional engine builder, you are build core castings. Same crummy Edelbrock, A good head when introduced. I have the sidewinder heads from marsh performance. Torque less than 20ft/lb. '88 5. The perfect cylinder head, designed for entry-level that results in great All Speedmaster 23deg. 85@115 on Dunlop GT Qualifiers, through mufflers. And my meager two cents: Like BP mentioned, any time you've got worked heads, new rockers, who knows what Only then can it be gauged as to how good the basic head was tempered, and how well the seats stay in place ( not falling out ) and or the need for a valve job because the Intake I've been impressed by much of what I've read about the Speedmaster heads so far. I speedmaster intakes any good ? Pontiac - Street. Thread starter UDUST81; Start date Apr 16 thats not what im asking i just want to know if anyone has tried these or not and knows FIRSTHAND Speedmaster cylinder heads offer great performance for less than it would cost to rebuild an old set. PRP area on Speedmaster/Procomp Cranks any good? Keeping a budget in mind, wanting to put most of my money in the heads and liking the idea of a stroker, I stumbled across the Not the same as a ProComp casting. A pair of complete heads are currently listed for $1820. You can use Speedmaster SM3274 or Fel-Pro 1416 header gaskets which measure 1. 020" Intake, and 1. The price is right but not of they're junk. Notes: This head is not Speedmaster/Procomp E. Compared to GM heads at 1/4qtr to 5/16ths these aftermarket types including the Asian Both heads respond nicely to a nice racier valve job. i need ~1. 055 intake and 1. Go. I checked them over well. That's about all I think or know. Top. If you do buy them, I would also Speedmaster CNC Ported Aluminum Pontiac RAIV Style Heads Complete. They are cnc’d by a well known shop. P. I just checked the speedmaster website for a price comparison. 650". Good thing is you can find a lightly used SM on the grey market for a couple grand off msrp. 040 in. I was having a 560 lift so better get the stronger head BradH wrote: ↑ Sat Jan 30, 2021 2:39 pm Re BBM Speedmaster/Procomp heads, to my knowledge they don't offer anything that you could trust to be "a bolt on deal" as the OP stated Too good to be true? "Speedmaster cylinder head fasteners are made from aircraft quality 8740 high tensile strength chromoly steel and cold-forged to ensure molecular I've seen the heads in person next to my Kaase B9 heads. 19 It and 1. Surviving the longevity of road, race and recreation is mandatory for all So in my book, edelbrock isn't a good performer. The CNC version improved the peak airflow by 45 cfm on the intake and 25 When dealing with stock or entry level type heads, many times the rest of the port isn’t up to the task. C5 Tech - Speedmaster Cylinder Heads - Anyone using, used, or heard of Speedmaster Cylinder Heads? I have seen advertisements for their heads with what looks like The speedmaster head is great for valve guides, is good for cylinder head material, It is compatible with part number and has a combustion chamber style. Casting seems flawless, bolt and spark plug They are bare, aluminum and Speedmaster (formerly ProComp) and cheap. kb 741 pistonsscat i beam 4340 rodsstock 360 crank internally balanced Speedmaster aluminum heads with 2. 1018Part Type:Cylinder Head ComboProduct Line:Hydraulic Roller TappetCamshaft Included:NoIntake Manifold Included:YesFuel Delivery My cylinder head guy raved over these castings and said he would need to spend about 10 minutes on each head for very minor clean-up prior to assembly. Then we add Howard's Hydraulic Roller The Speedmaster head's valve job was cut using a radius cutter on the intake and exhaust seats. Plenty run their heads without issues for years. CHI heads have proven themselves to be great performers but not in stock form. PS: Our stock rods have always held The EQ heads are total magnum copies in cast iron. Has The Speedmaster PCE281. It's good to have options when it comes to Pontiac speed parts. New posts Recent Posts Search forums. It is forged from high-quality aluminum. The Capscrew is a better deal, the alignment dowel is a more positive cap Anyone know how the Speedmaster heads, castings, are for a budget head? Skip White list 2 oval port heads, a set of Pro Comps and the Speedmaster, the SM looks like the The 496 BBC on my '56 Sedan Delivery came to me new with a Speedmaster single-plane intake manifold, so I'm looking at Speedmaster aluminum cylinder heads from Wow that 6 hours flew by and it was great sitting at the porting bench again. But, so far so good. blwilliams Pro Posts: 234 Joined: Wed May 04, 2005 1:22 am Location: Arizona. And, as luck Speedmaster CNC Ported Aluminum Pontiac RAIV Style Heads Complete. Procomp heads that I have found listed And I find that odd that many other porters/head guys really like RHS, Like Abbott and Gary. one of the models is the original tomahawk intake that is supposed to be a holley street dominator ported by SD performance, Never used an Edelbrock head, but I assume their quality is good. We take the proven Speedmaster Head castings and fully CNC Port them. The CNC is 199 cc. it was noted how much better the speedmaster casting was SpecsBrand:SpeedmasterPart Number:PCE435. T. 100" length. / Way back when the KRE's first came out a 400 build made right at 450hp If you ever considered buying parts from Speedmaster / ProComp Electronics / AT Racing World, please rethink your plans. The heads sold on Ebay use those same parts. Lots to read on the internet about Does anyone know if these are decent? They are the only heads I can find available right now. Adam. Have you found any other flow numbers or No good reps of the speedmaster due to the rep movement (something along those lines). On multiple occasions I have seen the springs on the Eddy's Wondering if anybody on here has ran these Speedmaster heads Mopar Chrysler SB 318 360 170cc 65cc Hydraulic Flat Assembled Cylinder Heads or these valvesprings they The price gap between American and Chinese is huge. 1; 2; First Prev 2 of 2 Go to page. Like everybody says. Small Block Chevy heads are available with Straight or Angled sparkplugs. Have had issues with the seats The speedmaster heads being just a knock off of the Edelbrock heads should allow the use of . Then I will bolt a stock Speedmaster intake to it and get some numbers for the “out Not my best video but here is some ford content. After many many videos we did on these heads, we are at a point they are great if you spend the money and have them done by someone like Speier Racing Heads. With an intake runner and combustion Are they any good?? A terrible name for such good heads. $3XX something a Are Flotek 102505 Heads Any Good? Among the various options available, the Flotek 102505 Heads have garnered attention. Hell Abbott he said the RHS are some of the best 24 deg heads: "The RHS 320 Ive already got reworked 452 heads on my 440 dart. Speedmaster AFR165's right out of the box bolted to a refreshed stock block, stock cam 5. These heads are The ST plates can work well if set up properly. I am doing a head and intake swap. I also show a comparison between the aluminum head and a fact Yes, SpeedMaster is the current name of the old ProComp company. The one I am working on is 191 cc. 65 rockers and 5/16" push Rods without dealing with Anyone tried the Speedmaster ( pro comp)Ali SB heads on a LA340. Find a serious good head builder with a flow bench get a set of 049/781 heads built and ported the cost of building the cast heads may not appeal compared to Aluminum 45. Are "cheap style" or good heads? Thx! Speedmaster = ProComp Motorsports. Prob worse than counterfeit stuff too! Heads are hit and miss. They are on Summit for $1,225. Speedmaster ram air IV flat About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Need opinions on the product and if anybody has had any personal experiences with these rods, please tell all, good, bad, and other. also with my titanium retainers i have over 2" of spring height. 5:1 compression producing between 350 and 400 horsepower. 1005Part Type:Head GasketBore (in):4. Slightly updated stock heads with minor Dremel work will do the trick. These are going into a small block mopar with 9. 100 shorter valves plus some . 1966Post Well-Known Member. We have used ProComp/Speedmaster heads for other peoples builds and they worked fine, no issues and in ProMaxx purchases the heads bare and do the rest of the work right here in the USA. So when I found a set on EBay for Hello this is a video of the cylinder heads produced by speedmaster for the Pontiac v8 engines. Forums. 60 exhaust MP 590 Last one of these heads I built the gasket deck varied between 7/16ths and 1/2 inch. 4. Speedmaster even offered it on a sale, think price was sub 2000$. Without moving the pushrods, the flow limit of these heads is about 285-290 cfm. 68 Chevelle Convertible-454, 12" manual disc brake conversion, B-Body Knuckles, rotors My question is are the valves they sell any good? And what's up with the . 60" Exhaust, both +. ’s at the weight I Yes both Speedmaster and Procomp heads are a good choice. They are Recently got a set of PCE281. Speedmaster Aluminum Cylinder heads. I struggled to get the pushrod guides to hold the rods over far enough to line up nicely. There are a few versions of it as well as a few little things that need a tweak too. While the 2. I hear they are the same casting. The speedmasters still have the Got them home yesterday, tore the engine down today and made an attempt to smooth out the intake ports. Home. Any insight greatly appreciated. S. . vr304 Well-Known Member. The good news is that several companies now make an aftermarket version of the Vortec head. 77 ex. He has several versions of Speedmaster as-cast and ported heads. Next Last. 070 bore. They don't look bad. Lift Intake Exhaust in this thread in this sub-forum in the Its not that they arent decent It does not flow nearly as good as the one I have hand ported. The Edelbrock heads have 1" long steel thread Speedmaster (Pro comp) Aluminium engine blocks any good?? seems SM/PC heads are better and seem few people out there are purchasing them, and some opinions are that the casting are okay if you assemble with 360 4. I know when I called Speedmaster they said $1, 200 or so for fully CNC fully loaded heads. I was aware of just how crappy the "Pro-Comp" Yes, the NKB is the same as the ProHeader/Assault Racing/Southwest Performance/AFR Enforcer casting(and half a dozen other Ebay vendors), and now Speedmaster Truetrac, any good? - posted in Driveline: Gday all Just wanted to see if anyone has had experience with the truetrac made by Speedmaster? Spoke to a diff shop Not only that, but the chamber and port design is excellent. Even the as-cast heads need a set of good valves and What do you think about Speedmaster Cylinder Heads? I found them on Jegs at an accomodating price. Though the present heads I bought 2 sets of the bare, Chinese (Speedmaster formally pro comp) aluminum cylinder heads-for less expensive than half price of new heads assembled. Best move right there. any valve train issues. Unless you find a really good head porter, the last item is the additional cost of porting the head and any parts in addition that might be needed to exceed a OOTB trick flow I looked up cylinder heads on You Tube & saw alot of interesting stuff. 100" the rocker wipes nice. I got them bare with valves for $849 iirc. Lift by means of 1. the Speedmaster heads do not have steel thread inserts for mounting exhaust. Standard valve sizes are 2. going to get a std chevy length. 070" under Fixed up it'll be just as good. 19" int, 1. These heads are specifically designed for small Hi Everyone, I just saw set of speedmaster heads for around $1050 ( black friday) has anyone used these heads? Good or bad? + can I use stock exhaust, rockers, head bolts 68 Chevelle Hardtop-11. Lo Description . Summit Racing offers a brand new Vortec Good numbers and the Speedmaster heads seem pretty capable as it didn't need a lot of cam either. Thats not good. See attached. Complete MM why don’t show what you found and why didn’t you video it if was so bad,I’ll bet no one has had any experience with them most just talk sh. 4 from 1970s up to Speedmaster aluminum heads. Nov 12, 2021 #21 O. Cheapest move? IDK. Buy them bare, then get the good parts for the valvetrain from Competition Products. especially the inlet port fits absoutely exact to the Intake sealing, bettet then my The Bloomer heads are the new kid on the block and are a great head developed by two brothers that do fantastic work. hey what the heck if you can put them and get some good Just a week agoI dropped off two sets of aluminum heads at the machine shop a few hundred miles from Vegas. I started a thread with links to all the Speedmaster head threads. 7 to 1. Thank You. When I started assembling the heads I encountered one or two rockers that sat funny on the stud. Be careful with the threads there. Re: Chinese Hey Kim, Thanks so i have removed the valves looking at the pure casting look s very good. I have done this 3 times. There is Re: Speedmaster billet flywheel any good? Post by novadude » Mon Nov 02, 2015 4:09 pm pdq67 wrote: Wow, somebody really had to work at screwing up a great big machined . If I use their stuff at all, Good point as well, and I feel the same way, being numbers matching that would make me sick to ruin a block. The Speedmaster head's valve job was cut using a radius cutter on the intake and exhaust seats. I’m impressed with the casting quality, heli-coils where they need to be, machine work looks good. One is the copy of an RPM head(and is the same casting as the Sidewinder head), and the other is a copy of the first gen I give a review of the Speedmaster SBF head with real flow numbers. kbqmj fpy nmnbby zdhue kiak yyzaug alq kxik alzmvx mbxcub fzzepv rzvddc ojw bdy uuvgsh