318 Poly Headers Recommended for 320-550 horsepower Poly Headers by TTI are constructed of 16 gauge mild steel tubing, mandrel bent on sophisticated computer controlled bending machines for precise fit and uninterrupted exhaust flow. The mandrel bending process maintains a constant inside diameter of the tube for a smoother finish with no restriction of flow and no crimping of the tubes. 1-3/4" O.D. tubes / merged into 3" collectors 3/8" thick laser-cut header and collector flanges, contoured for a leak free fit Above the steering center link design (under chassis) offers maximum header to ground clearance Full length header design for proven power gains One piece header tubes / No slip tubes Header Sets Include: 1/16" Header & Collector Gaskets, Header Bolts (16pcs) and Reducers/Adapters for hook-up to your Exhaust System. Fits Applications: 1962-1966 "B"-bodies 1965-1966 "C"-bodies 318 1-3/4" Poly Headers Footnotes (Click on number to open footnote) Engine Size 318 wide block 24, 37, 39 Cylinder Heads Poly Front Ends Stock 33 Auto Trans Yes 23, 53 Standard Trans Yes 23, 53 Floor Shift Yes 23 Column Shift Yes 6 Push Button Yes Power Steering Yes Manual Steering Yes Air Conditioning Yes Starters Must use listed starters only 10 Steering Linkage OEM only 12, 33 Clutch Linkage OEM only 22 Oil Filters Screw-on short style or 90° angle adapter Oil Pans OEM or Milodon 11

Installation instructions A- body