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Koso North America 170cc Big Bore Kit - MB623002

  • Part #:
    147406
  • Manufacturer Part #:
    MB623002

MSRP Price: $344.95

Our Price: $310.46

You Save:
$34.49 (10%)
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Overview of Koso North America 170cc Big Bore Kit - MB623002

    Want to unleash all the power your Honda GROM can handle? Our 170cc big bore kit is the perfect addition for you!
  • Kit includes a ceramic coated cylinder, 61mm forged piston, rings, pin, gasket set and banjo bolts
  • Its compression ratio of 11.5:1 will allow you to still use premium pump gas and keep the reliability of a stock motor
  • Made from the best components available on the market, our 170cc big bore kit will amaze you!
  • For replacement piston kit, order DK part no 133311

    Included Items:
    (1) Aluminum cylinder
    (1) Piston
    (1) Piston pin
    (2) Circlips
    (2) 10mm-1.25 x 720mm banjo bolts
    (2) 10mm aluminum crush washers
    (1) Base gasket
    (1) Head gasket
    (1) Ring set includes (1) top ring, (1) second ring, (2) oil rings and (1) oil ring spacer
    Instructions

Specs for Koso North America 170cc Big Bore Kit - MB623002

Bore Size 61 mm
Type Big Bore Kit
Units Each
Weight 3.60 lbs

Specs for Koso North America 170cc Big Bore Kit - MB623002

Bore Size 61 mm
Type Big Bore Kit
Units Each
Weight 3.60 lbs

Fitment for Koso North America 170cc Big Bore Kit - MB623002

See if this part fits your ride

Part 147406 fits the following machines

Honda
  • 2017 Honda Grom125
  • 2015 Honda Grom125
  • 2014 Honda Grom125
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Instructions and Manuals for Koso North America 170cc Big Bore Kit - MB623002

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