A-Team Performance Oldsmobile Small Block/Big Block 65K COIL HEI Complete Distributor 260 307 330 350 400 403 425 455 1-Wire InstillationAdjustable vacuum advance canister to improve the economy. Our Distributor is comprised of Brass Terminals, multi-polymer protective caps, a CNC Machined and Polished Aluminum shaft, and a chrome-moly gear. You cannot afford to buy a Distributor with a cheap gear! Inside, the 4-Pin High-Performance module (to ensure accurate and reliable timing to 7500 RPM) and, a 65K Volt coil work together to produce a powerful spark to light the fuel mixture for amazing performance. Our Distributors make switching from the old points to electronic ignition an easy no-brainer! We offer a one-year warranty on this A-Team Performance HEI Distributor. A-Team Performance parts are sold exclusively by Southwest Performance Parts.