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Header, RLV NRR5438, GX200, GX160, 6.5 Chinese OHV, & 212 Predator, Mini - Bike Down Draft Style Engine Kit, GX390, 420cc , +.200 Cast Crank, 88mm Cast Flattop
Same as a RLV 5438 but bent so that it kicks out to the right side. Allows it to fit most Mini Bikes.

420cc Engine kit for GX390s with stock bore. Includes rotating assembly

Engine, Racing, Open Modified, Honda GX390 Hop Up Kit- 212 Predator Hemi, Stage 1
All out racing motors for open and modified classes

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

Engine Kit, GX390, 414cc kit, +.160 Honda Crank, 88mm Cast Flattop, +.160 Honda Crank, 88mm Cast Flattop Stud Kit, Head, GX200, 6.5 Chinese OHV, & 212 Predator
414cc Engine kit for GX390s with stock bore. Includes rotating assembly

Stud Kit Includes : Head Studs, Side Cover Studs, Washers & Nuts, Solid case Dowel Pins, Mandatory for all HP applications.