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Honda GX340 / GX390 / GX420

Honda GX390, GX340 & GX420 Engine Parts – Maximize Power, Efficiency & Reliability

Empower your Honda GX390, GX340, and GX420 engines with high-performance parts and upgrades that bring out their full potential. These engines are known for their reliability, strength, and versatility, powering a wide range of applications from heavy-duty industrial equipment to off-road recreational vehicles. Our selection of parts for the GX390, GX340, and GX420 models offers the quality and innovation you need to optimize performance, boost power, and increase efficiency.

  • DJ-3395-F GX390 Std Forged 88mm Piston Kit

    DJ-3395-F GX390 Std Forged 88mm Piston Kit

    Std bore 3.464 Clearance .0025 (@.850 down from oil land). Use stock GX390 UT1 T3 rings Use enclosed wristpin (Can also use GX390 wristpin, but must be shortened) Comes with Piston, Wristpin and 2 Clips. Rings are sold separate, Part #DJ-3390-CL
    Rs12,182.26
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  • HS-100BK Silicone Header Sleeve

    HS-100BK Silicone Header Sleeve

    (3)

    Sold by the foot. Use Quantity to show how many feet you want to order. Protects From Extreme Heat Thermal And Abrasion Resistance Silicone Coated Fiberglass Fire Sleeving Continuous Protection To 500 Degrees Short Term Protection Exposure To 2200...
    Rs406.08
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  • Premium Fuel line, Yellow

    Premium Fuel line, Yellow

    Premium YELLOW fuel line by the foot Premium fuel line is specifically designed to handle most fuels. It is commonly used with gas due to its ability to resist hardening. This is what most engine builders prefer for use with gas or methonal engines...
    Rs126.90
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