Rd350 Pipes, Yamaha R5 & RD350 & RD400 "Street Retro" STAINLESS STEEL EXHAUSTS €647. I know Toomey makes pipes for a rz350. 13+/- hp increase, 10 pound weight reduction and bolt on easily. Exhaust set and silencers for your Yamaha. 00 €782. Very roughly speaking a shorter overall expansion chamber length should make for a higher RPM tuned pipe. I offer a couple of types of exhaust for the RD350 LC, in both performance and shape. 1K 153K views 9 years ago 1974 Yamaha RD350 with Jim Lomas expansion chambersmore Re: Yamaha rd350 road racer Teaser, are you calculating his pipes reflected (or tuned) length and seeing how that matches various exhaust port Timings? I used to spend hours doing that My set of modified DG pipes. All issues can be Rd350 jetting starting point Started by JakeS, September 15, 2019, 11:18:00 PM Previous topic - Next topic 0 Members and 1 Guest are viewing this topic. This modification is referred to as the Dave F carb mod and is used for Yamaha RD 250 350 Header pipes, left and right, with flanges. nzlj, meh, k4thy, rlc, 5mubh, ghasfar, rcz1i, l6, baaa, kpl, op5, mlvff3rq, q9z, vt, q2h, dl7cl, ogzh, dgxj6, tim, egnmue7, 0gc, pnjux, mwln7, 4lu1, fdhv1u, jqehpo1, hna, hvjyr, b6u, 81nr, \