Brand new pair of Fel-pro 1034 Perma torque steel core laminate head gaskets no steam holes. Applications cast iron or aluminum cylinder heads on most small block chevy Gen 1 engines platform 400 cid, 4.200″inch round bore, thickness .041″, volume 9.3cc. Big inch SBC 415 420,427,434,CID engines. Please e-mail with questions.
DEL-TRON PRODUCTS
