Description
Doug’s headers feature heavy wall construction with 3/8″-thick mounting flanges, ensuring durability and longevity under the most demanding circumstances. All the necessary mounting hardware is included with each set: bolts, gaskets and reducers.DHD305C – 265-400 SB with AC, PB, PS, MT floor shift1-5/8″ tubes, 3″ collector, oval portApplication notes: 5, 36, 92, 93, 96DHOD330 – 265-400 with AC, PB, PS, AT1-3/4″ tubes, 3″ collector, SAPApplication notes: 92, 205, 209DHOD318 – 396-502 with AC, PB, PS, AT2″ tubes, 3-1/2″ collector, SAPApplication notes: 210DHOD336 – 265-400 SB with AC, PB, PS, AT/MT floor shift1 3/4″ tubes, 3″ collector, oval portApplication notes: 17, 36, 93, 96, 214DHD370Y – 265-400 SB with AC, PB, PS, AT/MT1 5/8″ tubes, 3″ collector, oval portApplication notes: 17, 36, 93, 96, 126, 133Application footnotes:5. Shorty design for maximum ground clearance17. Fits most angle plug heads36. Fits D-Port heads including ZZ4 crate engines92. Will fit most angle plug heads including factory Chevrolet Bowtie heads93. Requires removal or modification of locking steering columns if equipped96. Installation requires use of 79 or later AC compressor bracket and short compressor126. Tri-Y Design133. Does not fit with Powerglide transmission205. Will fit 168-tooth flywheel is used with Powermaster mini-starter# 9500/OPGI# CH26244209. One tube each side over frame210. Must use stock small-block frame stands and motor mounts214. Must use non-shell type motor mounts
