We highly recommend shipping with FedEx,
We will not be responsible for any packages sent USPS
MOST ORDERS SHIP OUT SAME DAY IF PLACED BY 2PM EST.



Gasket Kit / Engine Set, GX120 : Genuine Honda Hop Up Kit - GX340 - GX390, 420 Predators, and 13/15hp OHV, Stage 3
Genuine Honda Part!

As step up from the Stage 1, this kit is designed to improve the power for the GX340s and GX390s along with improving the durability.

Engine, QMA/USAC - GX120, Stage 1 Header, BSP Pipe, w/RLV mini 91
Entry Level GX120 Specially prepared for 1/4" Midget Racing but still economical.

These make more power than any other BSP pipe (may differ from picture).

Hop Up Kit - GX240, GX270, 9/11hp OHV, & 301, Stage 3 Hop Up Kit - GX200 & 6.5 Chinese OHV, Stage 1
As step up from the Stage 2, this kit is designed to improve the power for the GX340s and GX390s along with improving the durability.

Basic kit for improving the performance of GX160, 200s, and Chinese 6.5 Engines. Simple to install, you can expect significant performance increases