In our continuing support of the Nailhead engines, we've reproduced the stock flexplate for 401-425 Nailheads and it is now available. Our flexplates are reproductions of originals and have the proper bolt pattern and weighting. They also incorporate the multiple torque converter bolt pattens to accommodate higher stall converters. TA 2030-401 '64-'66 401-425 Turbo 400 Stock Replacement Flexplate ......... $185.00
Billet Flywheels - Our high quality steel billet flywheels are an excellent replacement for 30 year old cast iron factory flywheels. Also perfect for that manual transmission transplant, or were required for dyno testing. Most come with multiple bolt patterns for different clutch sizes. TA 2037 `64-`66 401-425, 2.489 hub I.D., use w/ Center Force clutch and OE type throw out bearing ........... $300.00 TA 2037A `57-`63 364-401-425, use with Dynaflow (2.903 hub i.d.) crankshaft ....................................... $300.00