Thermostat Kit – Fits Volvo Penta 4.3L-8.2L, OMC Cobra 4.3L-5.8L (Replaces 0769578, 3853983, 3852111, 0986506) 130-420HP Product Type Manual Foot Operated

Product Type Manual Foot Operated Water Pump Installation Surface Mount (Floor/Deck) Connection 1/2 Inch Flexible Hose Housing Material Plastic with O-ring Seal Housing Color Black Dimensions 5" (L) × 4" (W) × 2-7/8" (H) (127 × 101

It is designed for Yamaha 2-Stroke 30 HP (1993–1997) and 4-Stroke 25 HP (1998–2018) outboard motors

Brand Part Number Mercury Marine 37-861431A98 Mercury Marine 861431A98

Water Seal (663-44366-00-00 / 663-44366-01-00)

What is the small metal piece included in the package

Thermostat Kit – Fits Volvo Penta 4.3L-8.2L, OMC Cobra 4.3L-5.8L (Replaces 0769578, 3853983, 3852111, 0986506) 130-420HP Product Type Manual Foot OperatedProduct Details This Thermostat Kit Fits Volvo Penta 4. 3L, 5. 0L, 5. 7L, 7. 4L, 8. 1L is designed for a wide range of gasoline marine engines. It is compatible with Volvo Penta 4. 3L, 5. 0L, 5. 7L V6 and 7. 4L, 8. 1L, 8. 2L V8 models from 1994 to current, as well as OMC Cobra 4. 3L, 5. 0L, 5. 7L, and 5. 8L engines from 19941998. It serves as a direct replacement for Volvo Penta part numbers 0769578 and 3853983; OMC 0986506 and 3853983; and Sierra 18