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Hey all... I have a brand new pair of Mopar Performance P5153779 Bare machined Hemi heads...My 1st time experience with aluminum heads & 0.060" thick valve spring Locators.... What's the correct way to achieve my required 1.86" valve spring installed height ? I haven't valve job finished my...

Under illuminated magnifier lens, I'm seeing numerous random, small inclusion void hole "pits" in my New cast iron flat tappet faces... The un-named (but name brand $$ ) cam tech claims it's Normal machined-ground finished Cast Iron nature & useful oil lube micro-reservoirs, enabling...

Any reliability benefits of using intended engine block (without crank & heads) with new camshaft Independently spun up with variable Lifter spring pressure under fully oil lube flooded submersion cam-Tappet condition for controlled break-in ? Cam rpm & tappet psi can be Independently...

Hey all,...Need help on matching new Bullet flat solid cast iron cam to best compatible lifters & can't figure out the Trend Non-coated Tool Steel lifter compatibility ?? Also don't understand their "low movement" asolid lifters application..Are their Non-coated flat solids best for my cast...

Any experience comments on running Solid roller Lifters on a Hydraulic R-Lifter camshaft with Alum heads ? ...Want to run little to no Cold lash for expected .005"--.010" hot lash...Maybe short Lash on 0.600" lift cam would be less stress on R--Lifters ?? ...Does a H--Roller cam really help...

My new Lunati solid lifter flat tappet break in Plan was to use the supplied black Moly Lube paste + Valvoline Conventional VR1 10W30 Racing Oil that's Highly rated on 540Rat's Oil Wear Protection Test that stimulates thin oil film performance protection Without any hi ZDDP oil Additives that...

Looking over my new Lunati solid flat tappet lifters & noticed the .035' thick Circlip & pushrod seat floats (rattles) inside lifter body freely with about .024" vertical clearance compared to my older mopar factory solid lifter with tight .0.0" clearance fit. The new Lunati lifter also has an...

What's the best Hemi Mag X-Ram intake manifold to aluminum head 1/4" X 20 hex-socket bolt Re-torqueable install method ? Max bolt torque is only 8 ft-lbs & vibration-gasket heat cycle loosening to bolt Sucked down runner-valve engine Destruction seems a constant hazard..Any proven method needed...

Anyone know how to accurately compare typical 0.550" lift, 250° advertized duration solid flat tappet camshafts rated at SAE .006" lifter check to identical cam advertized at .020" check height for DCR & overlap Calculator uses ? Sometimes, these calculators lose accuracy with .050" input...

New flat tappet mechanical cam (150# seat/350# nose) street/strip specific 1st Oil Fill brand/viscosity your real world experience successful break in recommendations needed. Regular street oil (synthetic or conventional) or something different/special ? Just wondering what your most successful...

Anyone use non-metallic webbed hoist belting to lift an Aluminum head G2 Hemi ? I don't want to use my usual diagonal crossed chain bolted to head end boss. Instead, maybe 2" web belts cradleing under/around heads could safely work ? Any experience ideas appreciated...tom

Anyone know correct size valve stem Lock size ? Depending on Specific lock manufacturer/Brand, the long time fractional spec 5/16" Dosen't seem to be Correct ? What size(s) is Correct to prevent dropping a valve ?

What is correct way to set V-spring instal height on new Bare Mp Hemi head ? The typical 0.060" thick spring cup/locater is causing my v-spring height too short issues..Planning to use new Manley valves..Thx for any info,...tom.

Planning standard flat tappet solid lifter to Edm hole type... Compared to the relatively empty, hollow mechanical lifter body, is the Edm hole lifter Full of Oil, thus significantly Heavier ? ......tom

Anyone know the Optimum or Standard Location for a Solid flat tappet Lifter Side Oil Entry oil Location ? ...My regular solid Lifter has No oil band & I Guess a solid flat tappet Lifter needs to have the Lifter bore side Galley oil pressure full pressurizing Thru the solid lifter body to the...

Anyone having solid lifter flat tappet good street life running aroud 130 lbs seat and 365 lbs on nose & willing to share setup description as cam & lifter Brand, special metal treatment if any , break-in method oil type.....Any information greatly appreciated...tom.

'69 block 426 A990 clone 10.5 C/R stored strip motor rebuild--tune down occasional strip-Limited street to 6500 shift point cam question..Narrowed to (1) Crane 260/264 Short lash flat tappet 130#seat,365# nose.Outer only break-in.Good to go or likely Wipe ?. (2) Crane Solid Roller 254/262...

Although misleadingly distracted bolster by external factory oem driveshaft & Dana axle over-build rating & appearance but No dealer garage, instruction book or dash sticker warnings cautions, i made hundreds of youthful seeming safe "slap-stick" 1st gear burnout launches & down shift gear...

Anyone know why a perfectly normal stock 727 tranny After a shop uprade-conversion to full Race, manual only, reverse pattern after immediate vehicle install would be so much harder (2 or 3X) to push & roll around in Neutral with engine off ?..... Thx,.....tom.

Need the standard (oem ?) Solid Lifter Seat cup Height spec & How it's measured for direct replacement reusing my stock solid lifter application pushrods. My current solid measures about 1.63" lifter face to cup seat lowest point. I'm seeing popular brand various height seat specs with some...