Underdrive Gears
10% & 20% Underdrive Gear Set includes one pinion and one bowl gear. Both Underdrive sets slow your transmission down
To see the gear ratio chart please click the link below.
20% Underdrives are back in stock!
New item-Steel Oil Pump Gear for Command motors, replace the plastic pump gear that will eventually break.
Shifters are back in stock!
The 5's & 10's # Weights won't be available until July., Call to get your name on the list for wts when they come in
T-shirts and Sweatshirts are available on line or call in if you want something you don't see!
Due to the rising cost of shipping we changed our FREE shipping on purchases of $150 or more online instead of over $100. Since shipping is not what it was before we are offering you a choice to have your package ship UPS or Fed Ex instead of free by USPS, but at a cost of $15.00 whatever your total is.
All call in orders will be charged a processing fee of $9.95.
10% & 20% Underdrive Gear Set includes one pinion and one bowl gear. Both Underdrive sets slow your transmission down
To see the gear ratio chart please click the link below.