Early muscle cars were fitted with overdrive transmissions and a popular swap was the 700R4 transmission but the most important part was the Throttle Valve cable setup which determines how well ...

Check out Gear Star Transmissions new Maximum Pressure Valve Body System for 700R4 and 2004R Transmissions, only from Custom Classic Trucks Magazine.

Read about our top 10 favorite manual and automatic trail transmissions in Four Wheeler Magazine.