Hydraulic roller lifter retainer kit can be used on all Gen VI 454 and 502 engines that are machined for hydraulic roller lifters
Includes 16 roller lifters Part Number 12722013, 8 lifter guides, 1 lifter guide retainer and 4 retainer bolts
For single-service replacement lifter, use Part Number 12722013
NOTE: These lifters allow more oil to the rocker arms than the late-model truck roller lifters.
