KOSO Performance 170cc 4V Big Bore Kit – ’13-’20 Honda GROM / GROM SF

$949.45 $795.00

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SKU: MB623003 Categories: ,

KOSO Performance 170cc 4V Big Bore Kit (MB623003)
Fits ’13-’20  Honda GROM / GROM SF – PREMIUM GAS

‘MUST Use with Premium Gas

Requires a Fuel Controller & A/F Monitor (sold Separately) for Proper fueling.

Its Highly recommended to run a 16t or 17t Front Sprocket with this BBK
To keep the revs in the Power Band

Includes:
• 170cc ceramic coated cylinder
• forged piston
• performance camshaft
• camshaft bearing
• rocker arms
• 4 valve cylinder head
• intake manifold & gaskets

Requires a Fuel Controller & A/F Monitor (sold Separately) for Proper fueling see also Below Recommended Parts

** This BBK uses a smaller 8mm Spark Plug, we highly recommend adding to your order.

 

** Kit should be installed by a certified mechanic to ensure proper function. Improper installation could result in catastrophic engine failure.
** Highly Recommended To install Temp. Gauge and A/F Monitor to ensure proper running Temperatures and Add Longevity to the Motor.

Weight 9.5625 lbs
Dimensions 12 × 9 × 12 in

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