High Performance Retrofit Hydraulic Roller Lifters BBCSKU: PMIRFC4541965-2000 Chevrolet Bigblock Roller liftersRequires the use of roller camshaft.Will also fit engines originally equipped with roller lifters and aftermarket blocks with tall lifter bores - .300" tall applications.For recommended pushrod length, see installation instructions. $385.00PriceQuantity*Add to Cart