Complete XCA (XRAY Centrifugal-Axial) clutch set. Includes 16T and 21T clutchbell pinion gears. 

High-dynamic clutchbell for the High-dynamic XCA Clutch Set features a smaller design. Made from ultra-strong HUDY Steel, the clutchbell has been strategically lightened to reduce rotating weight without sacrificing strength or durability. 

High-strength 16T pinion gear (1st gear) for the XRAY NT1 are made from tough 7075 T6 alu and specially hardcoated for supreme strength, light weight, and high durability. 

High-strength 21T pinion gear (2nd gear) for the XRAY NT1 are made from tough 7075 T6 alu and specially hardcoated for supreme strength, light weight, and high durability. 

Super-lightweight High-dynamic XCA flywheel for the High-dynamic XCA Clutch Set. Made from tough 7075 T6 hardcoated alu and strategically lightened to reduce rotating weight without sacrificing strength or durability. 

CNC-machined flywheel nut for XCA clutch. Made from HUDY Spring Steel™. 

CNC-machined thrustbearing collar for XCA clutch, made from world-renowned HUDY Spring Steel™.  

High-dynamic clutch flyweights with reinforced design are bigger and stronger for longer lifespan, increased resistance to breakage under extreme conditions, and give more centrifugal power. Features two pivot positions to double the effective lifespan. 

High-dynamic alu clutch disc for the High-dynamic XCA Clutch Set supports the #338577 yellow clutch shoe. CNC-machined from tough 7075 T6 alu. 

High-dynamic Red clutch shoe for the High Dynamic XCA Clutch Set has a new smaller diameter. CNC-machined from hard red clutch material. Provides less slippage and wear. Recommended for medium- and high-traction tracks. 

Medium clutch spring for XCA clutch allows for later clutch engagement at medium RPM. Beneficial on open, high-speed tracks with high traction. 

XCA clutch shims. 5x7x0.2mm. Set of 10. 

XCA clutch shims. 5x7x0.3mm. Set of 10. 

XCA clutch shims. 5x7x0.5mm. Set of 10. 

Clutch spring cup for XCA clutch made from tough 7075 T6 alu. 

Fine-threaded clutch spring preload adjustment nut for XCA clutch, made from tough HUDY Spring Steel™. 

XRAY optional Brass Engine Mount for NT1 provides solid engine mounting and easy adjustment.  

High-tensile steel exhaust mounting wire. 

Exhaust wire mounting post with hardware. 

High-performance clutch bell ball-bearings 5x10x4. Packed with grease specially made for clutch bell. Qty of 2. 

M4x6 setscrew, hex drive. Set of 10 pieces.  

M4x8 button-head machine screw, hex drive. Set of 10 pieces. 

M3x10 flat-head machine screw, hex drive. Set of 10 pieces.
 

M3x10 socket-head cap screw, hex drive. Set of 10 pieces.  

M3x16 socket-head cap screw, hex drive. Set of 10 pieces.  

High-precision axial thrustbearing assembly for XCA clutch (5x10mm) includes carbide balls for smooth operation and long life. 

New high-speed ball-bearings manufactured specially for XRAY. ID x OD x thickness (mm) = 5x8x2.5mm. Set of 2 pieces.
 

Flat washer. ID x OD x thickness = 7mm x 10mm x 0.2mm. Set of 10 pieces.  

Flat washer. ID x OD x thickness = 7mm x 10mm x 0.3mm. Set of 10 pieces.  

Flat washer. ID x OD x thickness = 7mm x 10mm x 0.5mm. Set of 10 pieces.