Cometic Gasket · New
Cometic GM 3.2/3.8/4.1/4.8L Inline 6 3.8/4.3L V6 Chevy Gen1 SB V8 Silicone Rear Main Seal-2 Piece
MPN C5085 · Store SKU cgsC5085
Supplier stock checked 11/7/2026, 2:28:14 PM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
Cometic is dedicated to customer satisfaction and provides quality products, delivered on time at a competitive price, designed for each customer's specific application. Cometic is an industry leader in manufacturing processes and committed to pairing the highest possible quality materials with knowledgeable personnel. Cometic is also dedicated to continually improving all areas of its operations through employee development and involvement, as well as continual and comprehensive reviews of customer feedback. GM 3.2/3.8/4.1/4.8L Inline 6, 3.8/4.3L V6, Chevrolet Gen-1 Small Block V8 Silicone Rear Main Seal, 2 Piece GM 3.2/3.8/4.1/4.8L Inline 6; 3.8/4.3L V6; Chevrolet Gen-1 Small Block V8 Silicone Rear Main Seal; 2 Piece Cometic utlizes their in-house dynamometersand engine assembly rooms to ensure quality and reliability GM 3.2/3.8/4.1/4.8 Inline 6, 4.3L V6, Chevrolet Gen-1 Small Block Rear Main Seal GM 3.2/3.8/4.1/4.8 Inline 6; 4.3L V6; Chevrolet Gen-1 Small Block Rear Main Seal
Manufacturer fitment & guides
Check C5085 against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y
