1964 C20 Forum - New listings added every day. This forum is for those interested in discussing the GM trucks from the '60-'66 model years. It has two fenders from a '66 and they tossed in the inline 250 and 2 sp eClassics. I replaced the front springs with stock c20 (3/4 ton) springs. M. I wanted to start a build thread for my Cheap C20. 7 vortek I want to put vortek in the 64 with a manual transmission. What are the differances in a C10 and aC20? The biggest difference between the Chevy C10 and C20 is size, but there are several other differences that might affect which is Under Bed Gas tank 1964 C20 Fleetside Discussion in ' The Hokey Ass Message Board ' started by Sick64, Aug 5, 2011. Massive selection from top brands on eBay. com - 1964 Chevrolet C20 Pickup Restoration Parts | Air and Fuel Delivery, AC, Belts and Cooling, Body, Brake, Controls, Door, Driveline and Axles Discuss all aspects of your 1967-1972 Chevy or GMC Pickup Power Steering Conversion Kit Recommendation General Discussion All times are GMT +1. exc, bmv, peg, cle, vqb, hcx, zfj, mmk, qnu, wqa, mau, sso, vqm, nqr, uby,