Synthetic Blend Cat Oil 25W-40 5 Quart | Sierra 18-9440CAT-4 Camshafts Helms are simpler since they

Helms are simpler since they do not contain the reservoir or relief valve

professional installation may be recommended

Buck Algonquin 1/4 In

Drive Belt Raw Water Pump

M340 and M360 model engines from 1966 to 1972

Synthetic Blend Cat Oil 25W-40 5 Quart | Sierra 18-9440CAT-4 Camshafts Helms are simpler since theySynthetic blend 25W 40 engine oil is formulated for stern drive & inboard marine engines with catalyst emission systems. Sierra synthetic blend catalyst inboard engine oil SAE 25W 40 5 quart jug Recommended for use with inboard and I O marine engines with catalyst exhaust systems Meets the requirements of modern 4 stroke recreational inboard, I O, and outboard engines with or without emission catalyst systems Developed specifically for the marine