301cc Yamaha JN6 Engine Remanufacture and Exchange
If your Yamaha JN6 isn’t performing to factory standards or isn’t running at all then you might need a remanufacture. Don’t waste money on a replacement when your engine can be repaired and rebuilt. We are the nation’s #1 small engine remanfacturer. Our engines are completely disassembled, cleaned, inspected, and brought to factory specs. using OEM parts. The standard rebuild includes: cylinder bores trued, straightened, and crosshatched, new rings, new gasket kit, new seals, new valve guide seals, valves ground, and lash set.
You must send us a core to remanufacture.
Contact us for questions: 314-827-5804
Compatibility
You can find your engine model cast on top of the crankcase.
You can identify what engine your cart uses with this guide.
Fits Yamaha G16 and Yamaha G20 golf carts made 1996-2002.
Cart Serial Prefixes: JN6, JR8
Our Process
Specifications
Note that these specifications are published by Yamaha. Exact specs vary since engines are never perfect. The exact specs may change slightly during the rebuild process but are within OEM limits.
Engine type | 4-stroke, single cylinder, gasoline, OHV |
Displacement | 301cc |
Bore x stroke | 78 x 63 mm (3.07 x 2.48 in) |
Compression ratio | 8.1:1 |
Rated output | 9.5 hp / 4000 rpm |
Cooling | Forced air cooled |
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