5.7 litre GM marine engine after 1990 V8 GM 350 CID marine engine after 1990 Ref. GLM # Qty. Oem number Description U.S. credit card payment for shipping in USA Canadian credit card payment for shipping in Canada 1 51430 1 3857723 Exhaust Manifold Assembly $195.65us $228.65 cdn 2 31100 2 3852468 Gasket - Exhaust Manifold $10.65us $6.65 cdn 3 33810 1 3850496 Gasket - Exhaust Elbow $4.65us $5.65 cdn 4 22487 6 3852467 Stud $23.65us $27.65 cdn 5 21248 5 3853404 Locknut $4.65us $5.65 cdn 6 13982 1 N/A Straight Fitting Kit $5.65us $6.65 cdn 6A 13992 5 N/A Drain Plug Kit $12.65us $15.65 cdn 6B 80140 5 304174 O-Ring $2.65us $3.65 cdn 7 13970 1 3852538 Elbow Fitting $14.65us $17.65 cdn 8 51330 1 3857944 Exhaust Elbow Assembly $132.65us $152.65 cdn 9 22316 4 3852830 Screw $16.65us $19.65 cdn 10 21493 10 3852002 Lockwasher $4.65us $5.65 cdn 11 21675 5 3852058 Washer $2.65us $5.65 cdn 12 89224 1 3852696 Exhaust Hose $23.65us $27.65 cdn 13 89222 1 3852741 Exhaust Hose $20.65us $23.65 cdn 14 01068 4 3853860 Clamp $6.65us $7.65 cdn 15 01090 4 3852604 Clamp $7.65us $9.65 cdn 16 22379 5 N/A Plug $12.65us $15.65 cdn 17 21896 2 315713 Plug $7.65us $9.65 cdn

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