NR RACING

Aftermarket Replacement Crankshaft fits Honda GX390 and most 13HP Clone engines. 1" Shaft

0.187 Diameter chromoly. Fits Harbor Freight Predator 212 Hemi. Stock length 5.540". Sold Individually *Depending on availability, pushrods may be black anodized or uncoated.

Heavy Duty Chrome Moly 3/16"Pushrod, 5.440" Length. Considerably stiffer than stock. Use with all HD springs. Capable of 10,000 RPM  ALL PUSH RODS ARE SOLD INDIVIDUALLY. YOU MUST ORDER 2 PER...

*Depending on availability, pushrods may be black anodized or uncoated. Heavy Duty Chrome Moly 3/16"Pushrod, 5.340" Length. Considerably stiffer than stock. Use with all HD springs. Capable of 10,000...

Heavy Duty Chrome Moly 3/16" Push rods, 5.110" Length. Considerably stiffer than stock. Use with all HD springs. Capable of 10,000 RPM  ALL PUSH RODS ARE SOLD INDIVIDUALLY. YOU MUST ORDER 2...

Heavy Duty Chrome Moly 3/16"Push rod, 5.200" Length. Considerably stiffer than stock. Use with all HD springs. Capable of 10,000 RPM  ALL PUSH RODS ARE SOLD INDIVIDUALLY. YOU MUST ORDER 2 PER...

Lash cap for Racing Valves for 6.5 mm (GX390 and 13 hp) stems. Used to correct Valve Train Geometry (Required with Roller Rockers), Pair

Split Lock Keepers for Aluminum Retainers for 6.5mm Stainless Valves (GX270, GX390, and 13/15 hp Clones) Sold as a pair (2 keepers) to do 1 Valve

Aluminum Retainer for use with split keepers. Use with HD/Dual Springs & SS Valves. 6.5mm Valve Stem RETAINERS ARE SOLD INDIVIDUALLY - 2 REQUIRED PER MOTOR KEEPERS ARE NOT INCLUDED - ORDER...

31.5mm face x 6.5mm stem x 3.465" Long. Stainless Steel. Requires Aluminum or Titanium retainers and split keepers. +.100 Longer than stock Used for GX390 Oversize Exhaust Valves and many 13/15 HP...

Mikuni 34MM Round Slide Carburetor, Gas, VM34 (Genuine Mikuni) 34mm Round Slide Mikuni, Gas, Carb only. Hose mountAwesome for GX390, Predator 420, Vegas 460. Product Features:Mikuni VM series...

Inner Thottle Cable for Mikuni Carbs, No Conduit

Predator Hemi Std Ring Set. Fits part number ARC_DJ-1285PH. 1mm top ring.

Valve spring single, heavy duty (Fits 240, 270, 340, & 390s). Approx 50 lbs at 1.125 installed height, 42lbs at 1.2, with 110 lb open pressure (.375 lift). Honda GX240 through GX390. Also fits...

This is the stock O-Ring for the float bowl on both the Huayi and RuiXing Clone carbs.

The Restrictor Plate regulations have changed this year. The DJ-1425 is now Green instead of Silver. No other changes in this part.

Offset Flywheel Key for GX200 / GX160 / Clones / Predator Offset Flywheel Key for GX200 / GX160 / Clones / Predator These keys are extremely popular and a favorite for racers using our 6619 and...

Offset Flywheel Key for GX200 / GX160 / Clones / Predator Offset Flywheel Key for GX200 / GX160 / Clones / Predator These keys are extremely popular and a favorite for racers using our 6619 and...

Ultra lite, hardened lash cap for 5.5mm valves such as those used in GX200, clone, BSP, Predator 212 Hemi, and Yamaha F200. Can be used with stock and stainless valves when using our ARC_DJ-1047...

ARC Introduces a new "short" heavy duty .490" wrist pin that weighs in at 21.5 grams. Unlike the other heavy duty wrist pin we carry(p/n 6522) this new wrist pin does not need to be cut down to be...