This is a GN1Performance "200R4 BUILT TRANSMISSION READY TO GO" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. Built with a shift kit, extra clutch pack and hardened shaft. This transmission also features a billet aluminum super servo, 2nd gear anchor pin, and a 1 year warranty. This transmission will hold up to 650 hp.
Warranty will only be applied to customers who are running a new torque converter when installing the transmission.