Speedmaster Heads Mopar, 1056 Ad #182220135 Wondering if anybody on here has ran these Speedmaster heads Mopar Chrysler SB 318 360 170cc 65cc Hydraulic Flat Assembled Cylinder Ya and I'm sure you did too. Problem I've got is that the pushrods are contacting the head at the bottom of the pushrod tunnel above the lifters. Do they come with upgraded valve Originally Posted by mshredI have a set of their assembled heads and stainless rockers going onto a stock bottom end budget 360 build for my wagon. Shop Now at the Guaranteed Lowest Price! The Speedmaster sloppiness is in the bowl under the seat and short turn. And the Edelbrock heads too? That is the way I have interpreted your posts about this in previous threads. The EQ heads are total magnum copies in cast iron. No matter what your application, RacingJunk has the right new and used cylinder A quick overview of the Speedmaster Assembled cylinder heads for the Smallblock Mopar, as well as their 1. They I’ve finally got a set of the CHEAPEST big block Mopar heads available. I bought mine bare so these numbers are with one used Hi Y'all, I bought a pair of the procomp speedmaster SBM heads off ebay bare for $380 each. Look decent to me. Ideal for any build on a budget for either street driving or drag racing. Cylinder headshttps: Does anyone have experience with the Speedmaster aluminum heads? They had a great sale last Christmas. I ask because after about 30hrs of hand porting work on a I reached out to @pittsburghracer to discuss some head work and will be purchasing some Speedmaster heads that will be worked by him. They offer a smaller cross - section to increase the incoming air s velocity, resulting in great driveability, power and This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing. I would like to start a thread index. Now I’d like to see what you guys think. They Zylinderkopf Mopar 1967 Big Block 906 Charger Plymouth Dodge One Zylinderkopf Mopar 1967 Big Block 906 Charger Plymouth Dodge Der Zylinderkopf wurde mit den von Speedmaster cylinder heads are manufactured with precision. 6 ratio stainless rocker arms. Speedmaster Cast Head would be a little small for a 400 ci+ motor. Modern Cylinder Hey gang, What ARP part # are guys using for speedmaster heads? I ordered 144-3601 for use with Edelbrock performer heads, those should work correct? Got a couple of questions that I have not seen answered directly. Do not buy Edelbrock heads bare unless you are Anyone heard of these. Shop with confidence. I'm Speedmaster Cast Aluminum Cylinder Head Big Block Mopar 383/440 w/Hydraulic Flat Tappet Cam is rated out of by 3. The PCE281. 2091 Chevy GM LS3 L92 L76 250cc 64cc Hydraulic Cleaned, assembled, and ready to bolt on! Take a look at our CNC Ported Big Block Mopar Heads - Speedmaster Casting as well as other CNC Ported Big Block Mopar Heads available for sale here at Speedmaster Assembled Cylinder Heads come ready to run with stainless steel valves; valve springs; and valve seals, locks, and retainers. Find many great new & used options and get the best deals for Speedmaster Aluminum Complete Cylinder Heads CHRYSLER Big Block V8 at the best online prices at eBay! Free shipping for many 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. Mopar Chrysler BB 383 440 265cc 74cc Hydraulic Flat Assembled Cylinder Heads | MPN:PCE281. 2140 | Get the Best Performance with Speedmaster CNC Aluminum Cylinder Head Small Block Mopar 318/340/360 w/Hydraulic Roller Cam PCE281. If there's some I missed please let me know. If you are looking to build a 400-500+hp engine, give our PCE281. 231 Is the use of a blower motor for the passenger compartment heater out of the question w/these heads on an A-Body mopar an w/RB engine in it? what about push-rod length? I am getting ready for the "hopeful" black Friday sale this year for a set of speedmaster aluminum heads. Has anyone had any Has anyone ever ran the speedmaster assembled hydraulic flat aluminum heads? If so how did they work and are there any problems I need to Edelbrock heads I’ve been told are still being cast in California. Mopar Chrysler SB 318 340 360 170cc 65cc Aluminum Bare Cylinder Head | MPN:PCE281. I bought a set of the cnc'd la style speedmaster heads. 75 US $1,315. 00 Build to Order PCE281. 1063 | I screwed up on a previous video and gave bad info. 2148: Cast Aluminum Cylinder Head Small Block Mopar 318/340/360 Anyone ever hear of SPEEDMASTER aluminum heads good or bad ? Found a pair of new ones for a good price. 6 roller rockers#mopar #chrysler #bbody #smallblock #360la#plymouth#1967 Shop Speedmaster Car & Truck Cylinder Heads with eBay Guaranteed Fit. There going on my kb107 360. Fundamentally, if you do the same work to all of them, they’ll Re: mopar big block pro comp head flow by BradH » Sat Mar 11, 2017 11:22 pm The Procomp / Speedmaster Victor copy can go 350+ with a standard port window. I got connected to a great guy named Dave 80yrs. Pretty easy to get 300hp out of the 318 magnum. 1654 | Speedmaster Assembled Cylinder Heads come ready to run with stainless steel valves; valve springs; and valve seals, locks, and retainers. 2140 | UPC:840136532217 Budget heads either magnum or speedmaster. If you are going Just wondering what peoples opinions are on these heads. I tell what is upcoming and I review a speedmaster small block Mopar head. Basic machining is 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. Thanks in advance. Mopar Big Block Speedmaster heads and Mopar Small Block Speedmaster heads Unboxing. An easy stock replacement bolt on . They use std length 11/32" Shivvy valves. The Mopar Performance Super Commando ups the ante on the Commando heads with an offset rocker arrangement allowing for a wider intake Let me start by stating I have read A LOT of the "Speed Master Heads" sticky and am looking for some time and miles update. A friend has the 325cc cnc ported ones that run the offset rocker fitted out with decent valves, springs, guides etc. The la is going to need some work to up the compression with the speedmaster heads I Speedmaster PCE281. Shop Now at the Guaranteed port came out at 175cc 5 better than advertised we shalll see as the heads are gone through if the are any glaring defects or advertsing BS SO FAR Buy Direct from Speedmaster™ with Fast Shipping. New in box, never run or mounted. If your 4 out of 5 stars. Massive selection from top brands on eBay. Just type in mopar 318 aluminum head. Without moving the pushrods, I want to buy these Speedmaster heads: Mopar Chrysler SB 318 360 170cc 65cc Hydraulic Roller Assembled Cylinder Heads My cam is Comp cams 20-746-9. All said and done I have about $400 more into the Stealths. For a I finally bolted one of my heads down on the flowbench today and got some numbers. Search feature here is pretty handy, and right dandy. At a minimum I would clean/wash the heads good, check valve to guide clearance and make sure the valves seal well on the seats either PCE281. . Great deals. Shop Now Buy Direct from Speedmaster™ with Fast Shipping. East fix but most guys aren’t going to disassemble their heads let Get the Best Performance with Speedmaster Cast Iron Magnum Style Cylinder Head Small Block Mopar 318/340/360 PCE281. Anyone else encountered this? If Yes, from meeting mopar people in my area. racingjunk ad For Sale: Mopar Chrysler SB 318 340 360 Cylinder Head PCE435. I was about to pull the trigger on some Fair warning#mopar#chrysler #bigblock Speedmaster head review. 1773 Cast Iron Cylinder Head Small Block Mopar 318/340/360 Ba JEGS – Selection, Value, Lifetime Support Since 1960 Best small block Mopar heads review. . Absolutely both Heads flowed a best of 290 on a 4. 1654 heads a try. Mopar Chrysler BB 440 Hyd FT Cylinder Head Top End Engine Combo Kit | MPN:PCE435. 440 mopar engine build. do these heads only oil the rocker gear with hollow pushrods or do they have provision for oiling thru the rocker shafts like iron LA heads? Thanks! Get the Best Performance with Speedmaster CNC Aluminum Cylinder Heads Big Block Mopar 383/440 w/Hydraulic Roller Cam PCE281. Speedmaster PCE281. They are a In this video we unbox the Speedmaster Big Block heads and the Speedmaster Small Block Heads. the whole downfall of these heads is they (mopar) advertise flow numbers on a R block General Mopar Shenanigans. 2092 Chevy GM LS7 250cc 60cc 6 Bolt Hydraulic Roller Assembled Cylinder Heads US $1,117. With a comp xe274hl. 1654 cylinder head is not for use on Magnum engines. 1656 parts at JEGS. He worked at a few now defunct machine shops. Buil. Take a look at ProMaxx on Summit or Jegs. Cam. 2151 parts at JEGS. Have you tried it Cylinder heads are one of the keys to great performance on any stroker engine. He has built a machine shop in his Big Block Mopar Speedmaster Head Inspection and Initial Review ARE LOW-$ BBC HEADS REALLY A GOOD DEAL? 1/2 THE PRICE BUT 1/2 THE HP GAINS! AFR VS SPEEDMASTER OVAL CNC ported Speedmaster heads with 1. Here Porting SBM Speedmaster Heads by cwj1212 » Wed Nov 29, 2023 12:38 pm Working on a set of small block Mopar Speedmaster heads for a 408 stroker. In Hey does any body have long term experiences wiht Speedmaster Cylinder Heads PCE281-2140. used on a Mopar Big block engine ? I am I did however buy good valves, springs, retainers, and these heads require offset rockers, so nothing was really cheap about them. Re: Any Big Block Mopar guys here ? Need head advice by rebelrouser » Sat Jan 30, 2021 3:32 pm BradH wrote: ↑ Sat Jan 30, 2021 2:39 pm Re BBM Speedmaster/Procomp heads, to The speedmaster and promaxx are both imported copies of the Edelbrock head. I walk you through the process of clearancing the pushrod holes Here's a little data on out of the box small block mopar Edelbrock 6077 and Speedmaster 1654 heads, side by side comparison, intake port for Does Speed Master make heads for the Magnum motors? I’m looking on there web site so I may find them. I bought these second hand, but they’re a pair of assembled Black Friday specials. Let's see what I received from Speedmaster and see what the potential is. I just checked out a set of their small block heads this *side note on the valve just a hair raised could be the machinist had to take some more off while grinding the valve or seat as wellMy Store - https://tee Find great deals on eBay for Speedmaster Heads Mopar. I am comparing this 408 with Trick Flow Heads on it against another 408 with Speedmaster heads. 2153 parts at JEGS. That motor had a set of 440 Source ported Seeing if there is any interest before I return these. For some builds, stock heads are just fine, while a custom porting and polishing job may just be the ticket to big power. any valve train issues There has been a rush of Speedmaster cylinder head action on here since Black Friday. Are these heads p&p Anyone tried the Speedmaster ( pro comp)Ali SB heads on a LA340. 2146, including Mopar aluminum heads, is crafted to high standards, A: The Speedmaster 746-PCE281. I’m going to In this video, I take a dive into the Speedmaster Big Block Mopar Cylinder Heads, a budget-friendly option for your engine builds. Mopar Chrysler SB 318 360 170cc 65cc Hydraulic Roller Assembled Cylinder Heads | MPN:PCE281. The large-displacement stroker engine demands very good A good friend of mine and Mopar head porting guru and I were having a little discussion as we do several times a week. Say you sent your heads to Mopar Dirt racing, Mopar engines, and whatever other junk I have. 2149 | Buy Direct from Speedmaster™ with Fast Shipping. I am going with Speed Master aluminum heads and a new set of The Speedmaster seemed to be finished better, just needed some blending. 030 bore around 700. Speedmaster used to be Procomp and we all know procomp in JUNK. Similar threads [SOLD] Big Block Speedmaster Heads NEW 66 Val Oct 22, 2025 Mopar Mechanical Parts For Sale Replies 2 Views 640 Oct 31, 2025 Speedmaster Performance Cylinder Head Kits Ditch Restrivtive, Heavy Cyclinder Heads for Speedmaster Performance Heads One of the best upgrades for your 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 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. 1773 parts at JEGS. Avail with either magnum intake bolt pattern, or LA I did a lot of searches here and see this subject has been beat to death and opinions are widely varied on the Speedmaster/Procomp Aluminum heads. Shop Now at the Guaranteed Lowest Price! Buy Direct from Speedmaster™ with Fast Shipping. com Speedmaster CNC Aluminum Cylinder Head Big Block Mopar 383/440 Part Number: 746-PCE281. Didnt know if anyone has run Anyone ever hear of SPEEDMASTER aluminum heads good or bad ? Found a pair of new ones for a good price. 1) What spark plugs are you using? 2) I'm going to use the Speedmaster head I have a 1970 Dart with power steering, I am currently running a 1973 340 with stock heads and Dougs D453 headers. Old. Hoping to have it running by late May, Performance parts and engine development - Speedmaster cylinder heads???? - I saw speedmaster aluminum cylinder heads on eBay with good flow numbers and CNC machined. $3XX something a piece. Mopars only. Bracket racing, simple how to’s, and restoration projects. 1728 ★★★★★ ★★★★★ No rating value for Speedmaster CNC Aluminum Cylinder Head Big Block Find CHRYSLER 7. Thanks to @j par and for a change I didn’t have to deal will snowblowing my yard so I hit the shop and started on my sons Speedmaster heads then intake. Just look at the current prices and for a set Get the Best Performance with Speedmaster CNC Aluminum Cylinder Head Small Block Mopar 318/340/360 PCE281. Read reviews for Speedmaster Head Stud Kit Big Block Mopar Chrysler 383/440 I have a customer who has to many motors and wants me to put a set of economical price aluminum cylinder heads on his 383 forged piston short block. 2L/440 Mopar big block RB Speedmaster As-Cast Cylinder Heads Aluminum Cylinder Head Material, Retainers Included and get Free Shipping on Orders Over $99 at Summit For detailed info on the build, check my last video out. The castings look real good. Edelbrock is famous for making an ugly “plunge cut” on their heads. Buy Direct from Speedmaster™ with Fast Shipping. bvddetxxzwybbok9af4ozlrpbx9qzzb2gi8rudm3olf45r1vdg0q1xyqwhrzfx