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

Ultra-strong CNC-machined XCA clutchbell made from special HUDY Steel. Universal design allows quick & easy changing of threaded pinion gears. 

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. 

XCA flywheel made from tough 7075 T6 alu and hardcoated for extra durability. Highly-polished, smooth flyweight pins are factory-pressed. Knurled outer edge for easy starting on starterbox. 

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™.  

CNC-machined, precision-cut XCA clutch flyweights. Set of 3. 

CNC-machined XCA clutch shoe support disk made from tough 7075 T6 alu. 

CNC-machined white clutch shoe for XCA clutch. Material in this clutch shoe is softer and gives higher initial bite but also more slippage and wear. 

Clutch spring for XCA clutch. 

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™. 

Lower engine mounts made from tough alu alloy, include factory-pressed (non-replaceable) locating pins. Set of 2 matched lower mounts that attach to main chassis plate. Use with #338720 upper engine mounts. 

Upper engine mounts made from tough alu alloy, attach to engine crankcase. Set of 2 matched upper mounts. Use with #338710 lower engine mounts or #338712 MFT™ 1-piece engine mounting system (lower monoblock). 

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.