MB623003 KOSO Performance 170cc 4V Big Bore Kit - '21-'22 Honda CT125 (Liability Waiver Required)
KOSO Performance 170cc 4V Big Bore Kit (MB623003)
Fits '21-22 Honda CT125 - PREMIUM GAS
'MUST Use with Premium Gas
Watch this video for more details :
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 PowerBand
Includes:
• 170cc ceramic coated cylinder
• forged piston
• performance camshaft
• camshaft bearing
• rocker arms
• 4 valve cylinder head
• intake manifold & gaskets
** This BBK uses a smaller 8mm Spark Splug, we highly recommend adding to your order.
Requires a Fuel Controller & A/F Monitor (sold Separately) for Proper fueling.
** 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.
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Add HardRacing "Factory Logo" T-Shirt : only $5.95No Thanks., Yes, please add Small/BLACK (+$6.95), Yes, please add MED/BLACK (+$6.95), Yes, please add LARGE/BLACK (+$6.95), Yes, please add XL/BLACK (+$6.95), Yes, please ADD (2XL)BLACK (+$8.95 )
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Kitaco H-D Upgraded Starter :No Thanks, I don't need one, Yes, add Kitaco HD Starter (758-1432100) +$109
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WAIVERYes, I understand I will need to sign a Release Waiver
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Required Spark Plug?No thanks, I Already have this Exact Spark Plug., Yes, please add NGK ER9EH Spark Plug (+$9.99)
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PCX150 InjectorNo Thanks, I already have one., Yes, please add PCX150 Injector (+$49.95)
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Add Fuel Controller?No Thanks, I already have a Fuel Controller, Yes, please add aRacer Mini X & AF2 (+$765)
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High Flow Oil Pump?No Thanks, I already have it., Yes please add Takegawa 01-16-0063 High Flow Oil Pump (+$57)
