Product Description Specifications GM Gen III/IV Small Block V8 LS Series MLX Head Gasket 4.040in. Bore.Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a viton rubber coating.Compressed operating thickness is .051in. Each Category: Engine Components>Head Gaskets Core: N LTL: N MPN: C5505-051 Proposition 65: Y Special Order: N
Cometic GM LS Series V8 4.040in bore .040in MLX Headgasket - C5505-040 MSRP: $125.65 Was: Now: $113.09 Add to Cart
Cometic GM LS1 SB 4.160 inch Bore .051 inch MLS Headgasket - C5318-051 MSRP: $97.72 Was: Now: $87.95 Add to Cart
Cometic GM LS1 SB 4.190 inch Bore .051 inch MLS Headgasket - C5319-051 MSRP: $97.72 Was: Now: $87.95 Add to Cart
Cometic GM LS1 (w/M.I.D. Sleeves) 4.125 inch Bore .051 inch MLS Headgasket - C5789-051 MSRP: $107.27 Was: Now: $96.54 Add to Cart
Cometic GM LS1 SB 3.970 inch Bore .051 inch MLS Headgasket - C5476-051 MSRP: $97.72 Was: Now: $87.95 Add to Cart