Tuned Ph5315 1-5/8″ Primary Tube Exhaust Headers – Tuner-Focused Design

Description

TUNED Exhaust Headers 1-5/8″ Primary

Suit Holden HQ-WB S/B 283-400 Chev

PH5315

5315

Application: Suit Holden HQ, HJ, HX, HZ, WB with S/B 283-400 Chev 283-400 V8 Manual & AutomaticP/Steering: YesAir Cond.: NoOxy. Sen.: N/AE.G.R.: N/AY Branch: N/AGasket: DSF 9Prim. Pipe: 1-5/8″ (41mm)Sec. Pipe:Outlet: Collector 3″ (76mm)Fitting Time: 2 Hrs* Will fit slant plug heads* Will only fit with original engine mounting spacers or Pacemaker spacers Part Number PEMP 350NOTE: spacers must be fitted on correct side of vehicle. (RH spacer is 1-3/4″ high. LH spacer is 1-1/4″ high)* Will not fit column automatic* Will fit Turbo 400 automatic* Will not fit Powerglide autoPacemaker are the pioneers of quality headers featuring the Mandrel bend system. Pacemaker’s modern workshop incorporates the very latest equipment available, including aircraft quality computerised benders with revolutionary, patented, vertebrate type mandrel, ensuring perfectly round bends, previously unavailable in Australia. Pacemaker are the only Australian header manufacturer to manufacture their products with pipe over the cone design. The advantages are there is no protruding inside the collector cone, therefore increasing exhaust gas flow and eliminating turbulence inside the exhaust header. The result is better gas flow and increased horsepower.Additional features include:Precision cut and machined thick flanges to eliminate leaking and warpageAll headers are jig welded for guaranteed fitment and are checked prior to shipmentComprehensive fitting instructions with V8 sets, together with hi-tensile header boltsEmission hookups provided where applicablePrimary pipes fitted through the flangesHeat proof finish tested to 1270°C

Explore more from our collection.