700R4 2004R Transgo Non Lock Up Converter Conversion Valve 1981 and UP

img{max-width:100%} 700-R4 2004R Transgo Non Lock up Converter Conversion Valve for GM vehicles 1981 and Up For use with NON LOCK UP Converters Only  Description: This valve system corrects converter flow to the primary pump area so the converter will stay full under high load and RPM. It does not require any pump machining, cross drilling or any modification to the pump support. Includes installation instructions. Not recommended for working trucks, vans, suburbans or towing. A non-lockup converter increases transmission temperature which can lead to overheating and general transmission failure during highway use. We build all our torque converters. We will build to your vehicles specifications.     Applications Cadillac Fleetwood 1990-1992 4Speed RWD   Chevrolet Astro 1985-1990 Astro 1989-1990 4speed 4x4 Blazer 1982-1986 4speed 4x4 Blazer 1983-1984 4speed 4x4 Blazer 1985-1986 4speed 4x4 Blazer 1987-1990 4speed 4x4 Blazer 1990-up 4speed 4x4 Blazer 1982 4spee