Chev Stainless Steel Mercruiser Thermostat Housing Replaces 860256A4 Sierra 18-1989 and 18-3530-1 ski pole Provides safe and sure anchoring

Provides safe and sure anchoring for heavier craft

you will be contacted with an additional freight price if the freight amount differs from the postage price

Easy installation with full 1” threaded stud for vertical height and slotted casting for horizontal adjustment

Elevate your marine seating experience with the Gas Adjustable Pedestal & Slide Sets - where comfort meets precision engineering

Chev Stainless Steel Mercruiser Thermostat Housing Replaces 860256A4 Sierra 18-1989 and 18-3530-1 ski pole Provides safe and sure anchoringFor use in Big Block and Small Block Chevy Mercruiser Applications Constructed of Cast Stainless Steel. Replaces factory black cast iron MerCruiser housing. Designed to work in conjunction with the factory circulating pump. Can be used in low profile applications such as EFI engines etc. Thermosat NOT Included. Works with Mercruiser 860256A4 MCM & MIE V6 V8 (305 & 350cid) w Bravo Drive Replaces Sierra 18 1989 and 18 3530 1