- Carburetor Boring, Flatslide (Triple Cylinder)$300.00sku:HSP-CARB3
- EFI Throttle Body Boring (Dual- ATV/UTV/Snowmobile)$300.00sku:SPX-TBB
- Carburetor Boring, Flatslide (Twin Cylinder)$200.00sku:HSP-CARB2
- Cylinder Boring - One Cylinder +.070'' or more$115.00sku:HSP-BORE-3
- Cylinder Boring - One Cylinder +.030-.060''$100.00sku:HSP-BORE-2
- Cylinder Boring - One Cylinder +.010-.020''$75.00sku:HSP-BORE-1