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ok, so the 405 has a different pin height, lowering the piston..... i didn't check all the numbers, thanks....but that's what i want is tight quench top and bottom with fuel mixture compressed only into the chamber. that's what is making these modern LS , Hemi,ect..... make power. "The keys are...

block is decked for zero at flat part of piston. the piston i think i need is a Sealed Power H405CP , it has the double quench but the dish in the center is not enough. my block is a 74 360

I didn't explain that right , i have used the 232 pistons for the X and J heads in the past , they have the bump for the open chamber/ dead ..... wasted space that the step takes care of and forces the mixture over to the combustion chamber to be reacted . I'm wanting to switch to the EQ Double...

part number of .040 over size with +20.5 dish?

first time trying to use EQ heads, best power is made by close to zero deck......or using .039 gasket, i would use .028 mr gskt as before on my other engines with X and J heads with KB 232 Step Dish Pistons. David Crower from Crower Cams (RIP) told me years ago that engines that keep carbon...

putting together a Hobby Stock 360 using EQ 62 cc heads. need the Magnum style double quench dish piston with enough positive volume (more than 20 cc's) to get 9 to 1. It's .040 over, zero deck, .039 FelPro Gasket. Probably a custom piston ??

ok , big difference at the Tappet vs. Retainer......thanks everyone

i want to check a cam w/o any numbers on it when i do Dur .050, thats with zero lash (its a hyd) and when valve opens to 50 then mark deg wheel, continue rotation until valve it 50 from being shut and mark again. that total amount of deg's is the @.050 number? if thats not correct , could...

what spring dia. can PRW roller tip rockers take? using production LA X heads

but i need to keep the 1.470 springs , your using 1.437 i have a .600 + lift roller cam, what are you using?

yes they are long valves, with a higher lock groove,but springs are touching at mid point in body of rocker. retainer clears,they are 1.400 od valves +.300 inst. ht. 1.850 lift@ret. .610 using 2 .060 shims and a spring cup tried shimming shaft up but roller tip starts going to edge of valve tip...

using 977 cc spring, 1.460 od and they are hitting on the harland sharp rockers rockers advertised to clear 1.550 what gives?

What is the Mopar Performance Camshaft Lube? part # P35122626 Does it have the Zink in it that we are looking for?