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Stage I Hop Up Kit for GX240, GX270, 301

  • $49.79
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Basic kit for improving the performance of GX270s and 270/301cc OHVs. Simple to install, you can expect significant performance increases!

Kit Includes:
  • Race/Open Air Filter & Adapter
  • Heavy Duty Valve Springs
  • Offset Timing Key
  • #95 Main Jet
Main Jet supplied works best with older Hondas and most clones. Newer Hondas (UT1) may require a bigger jet.
Filter should be sprayed with a K&N type oil, especially in dirt applications. 
Billet aluminum flywheel recommended. Stock flywheels, especially "clones", are prone to failure and are very dangerous!

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