140°F Thermostat Kit – Fits OMC Cobra/Volvo Penta 7.4L/8.1L/8.2L (Replaces 3853983, 312797, 307239) 20hp Sierra 18-4529

Sierra 18-4529

485 Various N/A 1976–1982 74639A2 MerCruiser 888

Exhaust Bellows

and a spongy or unresponsive trim system

140°F Thermostat Kit – Fits OMC Cobra/Volvo Penta 7.4L/8.1L/8.2L (Replaces 3853983, 312797, 307239) 20hp Sierra 18-4529Product Details This 140F Thermostat Kit Fits OMC Cobra Volvo Penta 7. 4L 8. 1L 8. 2L V6 V8 is designed for OMC Cobra and Volvo Penta stern drives with 7. 4L, 8. 1L, and 8. 2L engines (1993current). It ensures your engine maintains the correct operating temperature of 140F (60C) for optimal performance and longevity in both freshwater and saltwater environments. This kit serves as a direct replacement for OMC part numbers 3853983, 312797, and 307239;