Gasket Kit, Powerhead
Shipping information
Same-day shipping on orders placed before 11 AM Eastern Time.
Free shipping on orders of $199 and over.
Oils and fluids: an additional $10.99 shipping fee applies to each oil and fluid item.
30-day returns on eligible items
Unused, uninstalled items in original packaging. Special-order items: 20 days, 25% restocking fee.
Compatible Applications
| Brand | Application | Engine Type | Application Notes |
|---|---|---|---|
| Johnson / Evinrude (OMC) | 120–140hp Big Bore V4 Looper (90°) | 2-Stroke Outboard | Confirm fitment with your model and serial number |
What is Included
| Qty | Included Part | Part Number |
|---|---|---|
| 1 | Gasket, Powerhead Base | 1631 |
| 1 | Seal Kit, Crankshaft | 1776 |
| 1 | Gasket, Intake | 1972 |
| 4 | Gasket, Reed Box | 1973 |
| 4 | Gasket, Reed Box | 1974 |
| 1 | Gasket, Air Box Cover | 1976 |
| 2 | Gasket, Carb Throttle Plate | 1977 |
| 2 | Gasket, Cylinder Head | 2197 |
| 2 | Gasket, Thermostat Cover | 2206 |
| 2 | Diaphragm, Vernatherm | 2210 |
What This Kit is Used For
This Pro Marine powerhead gasket kit supplies the gaskets and seals needed to reseal the powerhead during a rebuild or major repair on Johnson / Evinrude (OMC) 120–140hp Big Bore V4 Looper (90°) two-stroke outboards.
Key Features and Benefits
- Powerhead gasket kit for Johnson / Evinrude (OMC) 120–140hp Big Bore V4 Looper (90°)
- 20 pieces across 10 part numbers, listed above
- Includes the cylinder head gaskets
- Cross-references 0432570, 0777466, 18-4322 and more
- Aftermarket replacement
Kit Details
- Kit Part Number: 4322
- Manufacturer: Pro Marine (Aftermarket)
- Kit Type: Powerhead gasket kit
- Engine Type: 2-Stroke Outboard
- Head Gasket: Included
- Cross Reference: 0432570, 0777466, 18-4322, 39400, 432570, 777466, 9-64109
FAQ
What does this kit fit?
This kit fits Johnson / Evinrude (OMC) 120–140hp Big Bore V4 Looper (90°) two-stroke outboards. Confirm your model and serial number before ordering.
What part numbers does it replace?
It cross-references 0432570, 0777466, 18-4322, 39400, 432570, 777466, and 9-64109.
Is the head gasket included?
Yes. The cylinder head gaskets are included.
Returns & warranty
Most standard items may be returned within 30 days of purchase if unused, uninstalled, complete, and in original packaging. Request a Return Authorization (RMA) before sending anything back. Shipping costs are non-refundable.
Special-order items may be returned within 20 days, subject to a 25% restocking fee.
Warranty claims follow the manufacturer's warranty policy. Contact us and we'll help with the process.