No matter the condition of your 1974 El Camino, OPGI has the Proportion Valves products you need to boost performance and get you back on the road. We currently carry ten Proportion Valves items to choose from for your 1974 El Camino, and our Price Match Guaranteed prices range from as little as $3.99 up to $115.99. OPGI offers CPP plus four other trusted brands of Proportion Valves products for your 1974 El Camino, to help you find quality parts you can rely on. With OPGI's 45-day return policy and four customer reviews, you can shop with the utmost confidence. Enjoy parts delivered directly to your home, or visit our sunny Southern California Showroom & Warehouse to check out our Proportion Valves items in person.
Mother's Day Sale!