460cc Parts 42
Honda GX340 / GX390 / GX420 137
Honda GX270 / 301 12
Honda GX200/ 196 519

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Honda

Honda Parts for Small Engines, Go Karts & Performance Builds

Explore a wide selection of premium Honda parts engineered to keep your small engine running reliably and performing at its best. Whether you're maintaining a Honda GX200, GX270, GX340, GX390, GX420, or other Honda series engine, our Honda parts offer durable replacements and performance upgrades you can trust.

Honda engines are known for their strength and longevity, and using the right parts — from gaskets and pistons to stock-replacement components — helps ensure proper power delivery, efficiency, and long engine life in go karts and performance builds.

Why Choose Our Honda Parts?

  • Extensive selection of genuine Honda and high-quality replacement parts.
  • Reliable performance for maintenance and competitive builds.
  • Parts for multiple Honda engines including GX200, GX270, GX340, GX390, and GX420.
  • Designed for durability in small engine racing and performance applications.
  • Fast shipping and expert technical support to keep your engine running strong.

Frequently Asked Questions – Honda Parts

What Honda engines are supported?

Our Honda parts support popular small engines including GX200, GX270, GX340, GX390, GX420, and related Honda series models.

Do you sell genuine Honda OEM parts?

Yes. We offer genuine OEM Honda components along with quality replacement parts for engine maintenance and performance builds.

What types of parts are available?

Available components may include pistons, rings, gaskets, valves, air filters, fuel system parts, and other essential small engine hardware.

  • DJ-1121 Stainless Steel Valve (25mm)

    DJ-1121 Stainless Steel Valve (25mm)

    (3)

    Valve head measures 25mm, total length is 2.575" (+/-.004") and are top quality Stainless Steel. It has an automotive radius-type keeper groove. This Valve will not work with stock retainers. Will fit stock 5.5mm valve guides.  Use ARC#...
    TT$115.93
    Add to Cart The item has been added
  • DJ-1121-070 SS Intake Valve 25mm +.070 longer

    DJ-1121-070 SS Intake Valve 25mm +.070 longer

    This valve is .070 longer overall length is 2.650, head measures  25mm, and it has a radius-type keeper groove. This Valve will not work with stock retainers. Will fit stock 5.5mm valve guides.  Use ARC# DJ-1047 retainers for 22 or...
    TT$134.21
    Add to Cart The item has been added
  • DJ-1121-150 SS Intake Valve 25mm +.150

    DJ-1121-150 SS Intake Valve 25mm +.150

    This valve is .150 longer and head measures  25mm, and it has a radius-type keeper groove. This Valve will not work with stock retainers. Will fit stock 5.5mm valve guides.  Use ARC# DJ-1047 retainers for 22 or 26lb springs, or...
    TT$134.21
    Add to Cart The item has been added
  • DJ-1122 Stainless Steel Oversize Valve (28.5mm)

    DJ-1122 Stainless Steel Oversize Valve (28.5mm)

    (2)

    Valve head measures 28.5mm, total length is 2.580" (+/-.004"). The stock valve seat will need to be replaced with a larger ARC#6148Y valve seat. Top quality stainless steel with automotive style keepers. Will fit stock 5.5mm valve guide. Use...
    TT$115.93
    Add to Cart The item has been added
  • DJ-1123 Stainless Steel Oversize Valve (32mm)

    DJ-1123 Stainless Steel Oversize Valve (32mm)

    Valve head measures 32mm, total length is 2.650" (+/-.004). The stock valve seat will need to be removed and the seat #6149 must be installed. Top quality stainless steel with automotive style keepers. Fits the 5.5mm stock valve guide. Use ARC...
    TT$115.93
    Add to Cart The item has been added
  • DJ-1123-150 SS Intake Valve 32mm +.150

    DJ-1123-150 SS Intake Valve 32mm +.150

     32mm Stainless valve +.150 length. 2.750"(70mm) overall length. The stock valve seat will need to be removed and the seat #6149 must be installed. This valve is top quality and has a radius-type keeper groove. Fits the 5.5mm stock valve guide...
    TT$134.21
    Add to Cart The item has been added
  • DJ-1126 Stainless Steel Valve (24mm)

    DJ-1126 Stainless Steel Valve (24mm)

    Valve head measures 24mm, total length is 2.575" (+/-.004") Top quality stainless steel with automotive radius-type keeper groove. Fits the stock 5.5mm guides. This Valve will not work with stock retainers. Will fit stock valve guide and seat. Use...
    TT$115.93
    Add to Cart The item has been added
  • DJ-1127 Valve; Stainless (27mm)

    DJ-1127 Valve; Stainless (27mm)

    (4)

      Valve head measures 27mm, total length is 2.580" (+/- .004") Top Quality stainless steel with automotive radius type keeper groove. Fits stock 5.5mm valve guide. WILL NOT fit stock retainers. Use ARC # DJ-1047 retainers for 22/26lb...
    TT$115.93
    Add to Cart The item has been added
  • DJ-1127-070 Intake Valve 27mm SS 5.5x2.650

    DJ-1127-070 Intake Valve 27mm SS 5.5x2.650

    Valve head measures 27mm, total length is 2.650" (+/- .004") Top Quality stainless steel with automotive radius type keeper groove. Fits stock 5.5mm valve guide. WILL NOT fit stock retainers. Use ARC # DJ-1047...
    TT$134.21
    Add to Cart The item has been added
  • DJ-1128 Valve, Stainless (28mm)

    DJ-1128 Valve, Stainless (28mm)

    (3)

    Valve head measures 28mm, total length is 2.650" (+/-.004). Fits the stock 5.5mm guides. Top quality stainless steel with automotive style keepers. WILL NOT fit the stock retainers. Use ARC's part# DJ-1047 retainers for 22/26lb springs or DJ-1046...
    TT$115.93
    Add to Cart The item has been added
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Shop Honda Small Engine Parts

Browse our complete selection of Honda engine parts to keep your GX-series engine performing at its best. Whether you're maintaining a stock setup or supporting a performance build, find reliable parts backed by fast shipping and knowledgeable technical support.

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