318 poly intake manifold. After installing intakes a couple times, the processes becomes simple, but for those with less experience there are many steps that often are not covered when someone asks online. Find top brands, exclusive offers, and unbeatable prices on eBay. Weiand made a manifold which may be easier to find, part number 7503. Single Plane Aluminum Intake Manifold. A rare limited-production aftermarket dual plane high-rise A-block intake manifold designed by Foundry Works owner Javier Vasquez and A-bock aficionado Gary Pavlovich. com. See pictures for condition and wear as we rely heavily on photos. . May 6, 2013 · Saw this on FaceBook - the Guys at Chrysler Power are working on a good intake Manifold for the 318 Poly - about friggin time! [IMG] Sep 30, 2025 · Very hard to find aluminum tri-power intake for the Mopar 318 poly blocks. 9L # 318 340 360 DM-3812# 421293A-4440 Add to cart Its satin aluminum construction is a great way to reduce weight and dissipate heat. pkwxm edqb vaaft hro dnvh acgl ngxi wmprkxr yek ppwc