are covered Features: Hardened steel exhaust seats Extra thick decks and walls ... Universal 7-bolt exhaust flange Cast iron for Small Block Chevy. 043600 ... Cylinder Heads. Includes hardened steel exhaust seats, 3 angle valve job, all mounting ... model bolt patterns Hardened steel exhaust seats Extra thick deck surfaces Multi ... 351W Cast Iron Includes hardened steel exhaust seats, 3 angle valve job, all mounting ... ,one-piece swirl-polished intake and exhaust valves with under-cut stems; 2-ring ... Performer heads have provisions for all exhaust emissions related components and are ... optimum accuracy for the True D-Shaped exhaust ports Accepts all Mark. IV. Valve ...
GM Car V6 2.8L 88-94 GM Car 3.1 $23.99 Exhaust Flange Bolt Spring Kit New Exhaust ... Kits are needed to ensure a tight exhaust flange seal. Comes with 2 bolts/studs, ... for tight spaces. Because of the hex flange head design. it will not fall back into ... prevent loosening and the wide flange head distributes uniform clamping ...