My brother has been building High end engines for 25 years and uses it in all high performance applications. Makes that lifter valley real slippery and smooth after taking all the burrs and casting flash out of it. Don't forget to epoxy some brass or stainless debris screens over your oil return to keep the bad stuff( nuts, bolts,ect.) out of the pan.. grin


'36 Tall cab Chevy 1.5 ton, '36 Low cab Chevy 1.5 ton, '53 GMC 2 ton, '51 GMC 640 5 ton, '47 Dodge 2 ton, '42 GMC CCKW 353 6X6.