F216DFA3-1CFF-4B9B-9A3E-BCB1D82A7E3E@1x Shop Your Ride
Search Suggestions
View All Results
Menu

Back From The Dead ☠️ Shop Restocked & Resurrected Gear

Extend Your Ride Season! Shop The Collection

5% Cash Back, 10% Off Select Brands & More Perks With RPM*

Need Tires? Get Up To $70 Back On Bridgestone*

Free Shipping over $49.99Learn More ZillaCash: $5 for every $100Learn More Customer Service From RidersLearn More
Results for in

Honda Grom Big Bore Kits

5Products

Filters

Filter 0 Sort By
Koso 150CC Big Bore Kit Honda Grom / Monkey 2022-2025
Koso 150CC Big Bore Kit Honda Grom / Monkey 2022-2025
$555.61
Free Shipping
Koso 170cc Big Bore Kit With 4V Head Honda Grom 2014-2020
Koso 170cc Big Bore Kit With 4V Head Honda Grom 2014-2020
$1343.92
Free Shipping
Koso Gasket for Koso Big Bore Kit Honda Grom / Monkey 2014-2020
Koso Gasket for Koso Big Bore Kit Honda Grom / Monkey 2014-2020
$43.87
Koso 4 Valve Cylinder Head Honda Grom / Monkey 2014-2020
Koso 4 Valve Cylinder Head Honda Grom / Monkey 2014-2020
$969.13
Free Shipping
Koso High Flow Fuel Injector Honda Grom / Monkey 2014-2020
Koso High Flow Fuel Injector Honda Grom / Monkey 2014-2020
$228.38
Free Shipping
You may also like
Koso High-Flow Oil Pump Honda Grom 2014-2020
Koso High-Flow Oil Pump Honda Grom 2014-2020
$67.95
Free Shipping
Koso High Flow Oil Pump Honda Grom 2022-2025
Koso High Flow Oil Pump Honda Grom 2022-2025
$80.36
Free Shipping
Koso Cam Chain Tensioner Honda Grom / Monkey 2022-2025
Koso Cam Chain Tensioner Honda Grom / Monkey 2022-2025
$107.92
Free Shipping
Driven Racing Engine Valve Covers Honda Grom 2014-2020
Driven Racing Engine Valve Covers Honda Grom 2014-2020
$76.99
Free Shipping
Cylinder Works Big Bore Cylinder Kit Honda CRF450R 2013-2016
Cylinder Works Big Bore Cylinder Kit Honda CRF450R 2013-2016
$757.10
$796.95
Save 40%
Free Shipping
Cylinder Works Big Bore Cylinder Kit Honda CRF150R / Expert 2012-2026
Cylinder Works Big Bore Cylinder Kit Honda CRF150R / Expert 2012-2026
$611.75
$643.95
Save 32%
Free Shipping
Koso High Performance Intake Manifold Honda Grom / Monkey 2022-2025
Koso High Performance Intake Manifold Honda Grom / Monkey 2022-2025
$99.95
Free Shipping
Koso Intake Manifold Honda Grom 2014-2015
Koso Intake Manifold Honda Grom 2014-2015
$89.95
Free Shipping
Koso 28mm Throttle Body Honda Grom / Monkey 2022-2025
Koso 28mm Throttle Body Honda Grom / Monkey 2022-2025
$199.95
Free Shipping
BBR Motorsports 88cc Big Bore Kit Replacement Parts Honda XR70R / CRF7
BBR Motorsports 88cc Big Bore Kit Replacement Parts Honda XR70R / CRF7
$41.95
Koso Rubber Intake Honda Grom 2014-2015
Koso Rubber Intake Honda Grom 2014-2015
$44.95
Koso Fuel Injector Adapter Kit Honda Grom / Monkey 2014-2020
Koso Fuel Injector Adapter Kit Honda Grom / Monkey 2014-2020
$124.53
Free Shipping
Koso 34mm Throttle Body Honda Grom 2014-2015
Koso 34mm Throttle Body Honda Grom 2014-2015
$174.95
Free Shipping
BBR Motorsports 88cc Big Bore Kit Replacement Parts Honda XR50R / CRF5
BBR Motorsports 88cc Big Bore Kit Replacement Parts Honda XR50R / CRF5
$125.95
Free Shipping
Koso Race Air Filter Honda Grom 2014-2020
Koso Race Air Filter Honda Grom 2014-2020
$77.95
Free Shipping
Koso Air Fuel Meter Honda Grom 2014-2020
Koso Air Fuel Meter Honda Grom 2014-2020
$139.13
Free Shipping

Similar Categories

Honda Cr Big Bore Kit
Grom Big Bore Kit
150cc Big Bore Kit
Honda Grom Graphics Kit
Pitbike Big Bore Kit
Twin Cam Big Bore Kit
Athena Big Bore Kit
Honda Grom Decals
Kawasaki Ninja 250R Tuning Kits
Honda XR650L Exhaust Systems

Honda Grom Big Bore Kits

Unlock the full potential of your Honda Grom with our premium big bore kits, designed to enhance performance and increase displacement for a thrilling ride. These kits provide a significant boost in horsepower and torque, allowing for improved acceleration and overall performance. Engineered for durability and reliability, they are perfect for riders looking to elevate their Grom experience.

Our selection of big bore kits features high-quality components that ensure a seamless fit and easy installation. Each kit is crafted to optimize engine efficiency and maintain smooth operation, making it an ideal upgrade for both casual riders and performance enthusiasts. Transform your Honda Grom into a powerhouse with our reliable big bore kits and enjoy the ride like never before.