Most aftermarket performance cylinder heads are compatible with this short block. Ford Racing short blocks are built with pistons designed for 20Â° valve angle heads and will fit stock or spread valve guide centerlines.
Designed for M-6049-X306//X307/C3/D3/Z304DA cylinder heads. Not designed for production 302/351W or M-6049-Y302/Y303/X302/X303/X304/X305 cylinder heads
Assembled and ready for your heads, cam and timing chain set