https://www.ebay.com/itm/133786262348 Sanderson C32-BEC black ceramic coated full length header set with 1-5/8" primary tubes for small block Chevrolet engines installed in a variety of classic and street rod applications. Sanderson's patented flange design requires no gaskets. The C32 header is full length, 1-5/8" primary tube header that is the most widely used in street rodding. The C32 fits tighter to the engine block than stock manifolds while still exiting 1/2" higher than the bottom of a stock oil pan for great ground clearance. There is ample spark plug clearance, and the C32 works with many stock steering gear boxes, Vega, and rack and pinion setups IF THE STEERING SHAFT HUGS THE FRAME RAIL. Will fit most starters and transmissions EXCEPT cast iron Powerglides. Straight plug heads ONLY. Pre-'68 engines must use a spinoff oil filter adapter and filter. 1968 and newer engines should use the AC PF12, PF25, or compatible short style oil filter for maximum clearance. --Available in a 1½" primary tube version, order #C3 --Available for angle plug and D-port cylinder heads, order #C32AP, or #C32DP --For higher horsepower applications a 1¾" primary tube sized version is available, order #C33. --Comes with all hardware necessary for installation. SPECIFICATIONS: Engine : Small Block Chevy 265-400 Primary Tube Diameter : 1-5/8" Collector Diameter : 3" Weight : 22 LBS / 9.98 KGS FEATURES: 16-Gauge Primary and Collector Tube Thickness 3/8" Thick Flange Patented Flange Design Requires NO Gaskets Tightest Fitting Header Available Anywhere Made in the USA --INCLUDES: --Header Bolt Set --Collector Reducer Set DIMENSIONS: A 3 3/4" B 16" C 23"