![Whipple 12 Rib 4.00 Inch Upper Pulley (Griptec) ( -.140 Offset) - Special Order](http://www.lsxconcepts.com/cdn/shop/products/ALTPSAC_87fb5d61-3654-43ab-ae68-25a55d7bc043.jpg?v=1677524533&width=1100)
![Whipple 12 Rib 4.00 Inch Upper Pulley (Griptec) ( -.140 Offset) - Special Order](http://www.lsxconcepts.com/cdn/shop/products/ALTPSAC_87fb5d61-3654-43ab-ae68-25a55d7bc043.jpg?v=1677524533&width=1100)
Whipple 12 Rib 4.00 Inch Upper Pulley (Griptec) ( -.140 Offset) - Special Order
Regular price
$240.00
Converts the Whipple WK-1810 Whipple Truck LS Supercharger over to Corvette/LSA Spacing using a custom offset GripTek pulley
SPECIAL ORDER
These pulleys are used with both the 2.9L and Gen 5 3.0L Whipple using our Flex drive kits
2.9 Kit's - Click Here
Gen 5 3.0L Kit's - Click Here