SCS Gearbox transmissions has Super strong ground gearing. The 30 series transmission is great for un-blown engines & the Twin counter shaft will take all the horsepower you can throw at it! To set up to your specks on final ratio, We will need to know the rear end ratio and the final you want. We will call/or email you for information or tell us in the Special instructions/comments box when placing your order! THANK YOU!!!
COMPOUND QIUCK CHANGE GEARING, TO 3.1 UNDERDRIVE