Defender

Nylon spacer goes between the spring and helix cap to prevent wear. Use with KSS style springs and HD compression spring helix cover #1001067 and Cf-Moto secondary clutches 

Turner adjustment nut.

Replacement roller for the STM snowmobile Gen 1 roller covers, Arctic Cat roller covers and the Gen 1 ATV tuner secondary clutches. 

Available in 50 and 60 gram base with the capability of adding 32 grams per arm for adjustment. This design allows the option of adding large quantity of weight to three different areas on both sides of the cam arm to create the shifting characteristics...

The 2408 bushing is a replacement bushing for some STM tuner secondary movable sheave applications. Use with clip VH175 (purchase separately) per application.

Bushing and retaining clip.

STM HD compression spring helix cover to be used with the KSS style springs, works with HXATV , HXATVG2 and HXSM2S helix's.  ONLY works on secondary's with a 1.500" diameter post.    Comes complete with  Qty 1 - 2408 Bushing for 1...

STM Rage 4 and 8 ATV cover complete with bushing (Part# 1810.59 with retaining clip). 

This is the updated replacement part for part# 1001015. Made from forged 7075. Comes assembled complete with rollers and buttons.  Rollers and buttons are replaceable.  We also have a grunt (spider) tool that can be purchased separately...

NON-FIXED PIN Fastener kit comes with the following hardware: This kit is for Cam Arm that utilize bushings to pivot on the pin kits  Fastener kit comes with the following hardware:Supplied per arm: 2   - 7 gram tungsten...

NON-FIXED PIN Fastener kit comes with the following hardware: This kit is for Cam Arm that utilize bushings to pivot on the pin kits  Supplied per arm: 2   - 7 gram tungsten inserts  16 - 1 gram washers  4   -...

Qty 1 .570 wide Replacement bushing for the STM Supertip cam arm . will require reaming after press  Fits  STM  Supertip Yamaha Y, YS, YX and YXE style cam arms that fit the stock 8mm pins.  (Ream after press .316 reamer is...