Oct 7, 2013 · I have a 64 Polara hardtop with a very mild 383 Currently the motor has a MP 284 / 484 hydraulic stick Trouble is the static compression is only at 8.5:1 with unported 516 heads with larger exhaust valves It runs 1 3/4 four into one pipes, a Performer intake, and a 650 vac secondary Holley...

Mopar 67 only 915 heads. Best stock heads available especially in the HP version.

Nov 16, 2020 · Chronology of the Mopar 340 V-8 engine (Stephen Havens and Michael Volkmann) 1968- 340 released, rated at 275 horsepower, with: forged crank; four-barrel Carter AVS carburetor; hydraulic cam (a more aggressive cam was used in the four-speed cars in 1968) "X" casting cylinder heads, with 2.02" intake, 1.88" exhaust valves; 10.5:1 compression ratio

Jul 21, 2021 · I've spent time researching old and current posts regarding "best Mopar restoration shops" in the USA. Lots of opinions, experiences and advice in all those posts; which is great. Ultimately a person needs to make a choice on a shop. In my opinion, a person collects and gathers data from posts, opinions, comments and advice and then make a ...

Mar 27, 2020 · I changed from a Mopar Performance electronic system and the idle smoothed out and the acrid exhaust smell went away on a well tuned 361-4V. MSD does not use the ballast resistor so I gutted a vintage one with the metal bracket and added a 10 gauge wire across the terminals in the back out of sight.

May 6, 2013 · I can't think of any in Iowa off the top of my head, but here are a few good reputable builders, Mancini Racing in Clinton Township Mich., INDY Cylinder Head is in Ind., Ray Barton he's in Penn., Muscle Motors is in Lansing Mi., MRL Performance is in Mich., JD Engine & Machine is in Missouri, IQ52/Jim LaRoy here on FBBO of LaRoy Engines in Challis Idaho, all for race/performance engines mainly ...

Feb 24, 2022 · Most of the comparo's I've seen say the stock Eddie Sixpack is almost dead even with the performer rpm with a 750/850. The rpm is supposed to be the best overall street intake, best low end, gives up almost nothing to a single plane on the top, so a fifty year old intake is doing pretty good.

Nov 4, 2019 · Hey guys was just wondering before I buy a new set of headers.. what are the best fitting ones out there for the 66 to 67 .. I have a 440 with a t5 speed. The headers that were on the car are just a mess.. the guy took the hammer to them everywhere. I really dont want to go through all that with a new set of headers

Apr 29, 2016 · I am in Fort Lauderdale so its hot especially if you sit in traffic ,I have a new 440 0.30 over hyper 10.51 pistons, 440 source stealth heads, Mr sixpack cam, 391 gear I am currently using a Champion 2 row 3/4" tubes, Viscous fan and shroud, 160 thermostat, In traffic Temp creeps up it just...

Feb 25, 2010 · I know the msd distibutor is like the best of the best, but what would u say about the 440 source distributor? obviously the cost is the issue here, i have a full msd ignition system for my 440, 6al box,blaster 2 coil msd wires,and i was gonna just get the msd distributor but $350 is alot of damn $ for a distributor,is it really worth that and ...