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Complete upgrade! Keihin 31mm throttle body and manifold kit for Honda Grom 125! Comes included with a large 31mm Keihin throttle body (with all sensors attached), matching intake manifold, clocking plate, injector housing, manifold insulator, adapter harness, and o-rings! This is a must for big bore engines!
Keihin 31mm Throttle kit for Honda Grom 125! Highly recommended for those with 180+cc big bore kits! This throttle body is a true 31mm size, not a bore out OEM stock throttle body where the throttle fly is still the same size! Match this with your high-performance race head or head work to get the best results!
31mm Throttle Body Kit Content:
Note: Throttle body O.D. is 45mm, existing air filters or intakes will not fit this throttle body.
For those with a stock USDM throttle body laying around, we offer store credit of $60 if you would like to send them in! Please send it to the provided address below! Be sure to include your contact information (name, phone #, email) so that we could contact you and send you a voucher for the store credit. The throttle body must be in good working order and undamaged.
The voucher does not expire and it could be used anytime! It's non-transferrable.
**NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES**