Build More Power with BluePrint Engines Muscle Series Cylinder Heads

High performance aluminum cylinder heads from the performance crate engine experts! BluePrint Muscle Series cast aluminum cylinder heads are designed for hydraulic flat tappet and hydraulic roller cam engines. They come fully assembled with the good stuff like a five-angle valve job, dual valve springs, stainless steel valves, Viton® seals, manganese bronze valve guides, and chromoly steel retainers and locks.

BluePrint also includes rocker arm studs and guideplates as necessary. You get all that high performance goodness at a price that will make your wallet happy.

Muscle Series Cylinder Heads for Pre-1986 Small Chevy
MLL-H8002K  64cc chambers, 195cc/75cc intake and exhaust runners, 2.020/1.600 inch valves, 1.437 inch valve springs, pair
MLL-HP8103  64cc chambers, 220cc/67cc intake and exhaust runners, 2.080/1.880 inch valves, 1.295 inch valve springs, each

Muscle Series Cylinder Heads for Big Chevy, Rectangular Port
MLL-PS8012  119cc chambers, 358cc/125cc intake and exhaust runners, 2.080/1.880 inch valves, 1.540 inch valve springs, each
MLL-PS8013  119cc chambers, 316cc/124cc intake and exhaust runners, 2.080/1.880 inch valves, 1.540 inch valve springs, each

Muscle Series Cylinder Head for 289-302-351W Ford
MLL-HP9008  60cc chambers, 190cc/65cc intake and exhaust runners, 2.020/1.600 inch valves, 1.437 inch valve springs, for pedestal mount rockers, each
MLL-HP9009  60cc chambers, 316cc/124cc intake and exhaust runners, 2.080/1.880 inch valves, 1.540 inch valve springs, for stud mount rockers, each