Engine "SWAP IN A BOX" KIT; LS in 73-87 C10/C20 Truck; Auto Trans- HTC Headers

Engine Swap In A Box Kit; LS Engine Into 1973-87 Chevy/GMC Truck (2WD Only) Or 1973-91 Chevy/GMC Suv (2WD Only); Automatic Transmission; T304 Stainless Steel, Mid-Length Headers With HTC Polished-Silver Ceramic Coating

Each member company of the Hedman Performance Group is a specialist in the field they serve. Hedman hedders specializes in headers, Trans-Dapt Engine/transmission swap mounts, and Hamburger's focuses on oil... (Read More)

Each member company of the Hedman Performance Group is a specialist in the field they serve. Hedman hedders specializes in headers, Trans-Dapt Engine/transmission swap mounts, and Hamburger's focuses on oil pans. Working together, the HP Group companies join as one to develop comprehensive kits that include everything you'll need to safely, and properly, fasten the donor LS engine to the Chevy truck chassis. Sold as a single part number, purchasing complete engine swap kit ensures the products have been developed to work with each other, and takes the guesswork out of choosing swap products.

This Premium, stainless header Swap-In-A-Box Kit is developed specifically for installing an LS engine and automatic transmission into 1973-87 Chevy C10/C20/R10/R20 and GMC C15/C25/C1500/C2500 Pickup Trucks (2WD), and '73-91 2WD Suburbans. This comprehensive kit includes a pair of T304 Stainless steel, polished silver ceramic-coated Mid-Length headers with gaskets, bolts and exhaust adapters, a complete engine mount kit with hardware and rubber pads, LS swap engine oil pan with bolts, gaskets and special pick-up tube, and a transmission crossmember for use with a 4L60E, 4L70E, 4L80E, 4L85E, 6L85E and 6L90E automatic transmission.

Complete C10/C20 Engine Swap In A Box Kits with Hedman's Black-Maxx satin black ceramic-coated, or uncoated headers are also available.

Headers are backed by a limited lifetime warranty. All other components are covered for a full year from the date of purchase.

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Product Specifications


  • Tube Diameter 1-3/4"
  • Tube Style Mid-Length
  • Collector Style Ball and Socket Style (Gasketless)
  • Air Conditioning Yes
  • Automatic Transmission - Column No
  • Automatic Transmission - Floor Yes
  • Manual Transmission - Column No
  • Manual Transmission - Floor No
  • Baffled No
  • Collector Size 3"
  • Drivetrain 2WD
  • Emissions Notes NOT LEGAL FOR STREET USE ON '75-LATER MODEL YEARS! Legal for off-road use only.
  • Engine Chevy LS Series
  • Exhaust System Dia 2-1/2"
  • Finish HTC Polished Silver Ceramic-Metallic
  • Flange Thickness 3/8"
  • Header Port Shape Round
  • Header Style Mid-Length Tube
  • Installation Notes Requires relocation of Oil Filter. Pan has -10AN inlet/outlet fittings
  • O2 Sensors No
  • Pickup # 2522
  • Port Shape Round
  • Power Steering Yes
  • Product Details Engine swap kit for installing an LS in 67-72 Chevy/GMC C10/C15 Trucks and SUVs
  • Material 304 Stainless Steel
  • Sump Style Wet Sump
  • Transmission Compatibility 4L60E
  • Transmission Compatibility 4L70E
  • Transmission Compatibility 4L80E
  • Transmission Compatibility 4L85E
  • Transmission Compatibility 6L80E
  • Transmission Compatibility 6L90E
  • Tube Design MID-LENGTH
  • Tube Length Mid-Length Tubes
  • Tube Size 1-3/4"
  • Variations 42051, 42052, 42053.
  • Dipstick Port No
  • Sump Location Rear
  • Kicked Out No
  • Reducer Outlet Size 2-1/2"
  • Oil Pan Depth (in) 2" at front of Oil Pan; 6" at Rear Sump
  • Bolts/Studs Included Yes
  • Collector Bolts Included Yes
  • Crank Shaft Wiper Included No
  • Drain Plug Included Yes
  • Fastener(s) Included Yes
  • Gasket Or Seal Included Yes
  • Header Fasteners Included Yes
  • Installation Hardware Included Yes
  • Oil Pan Bolts Included Yes
  • Oxygen Sensor Bung Included No
  • Pickup Included Yes
  • Reducers Included Yes
  • Windage Tray Included No
  • Y-Pipe Included No
  • Primary Tube Gauge 16g
  • Primary Tube Diameter (in) 1.75"
  • Package Contents Headers; Engine Mounts; Transmission Crossmember; Oil Pan; related Hdwre/Gaskets
  • Header Material T304 Stainless Steel
  • Header Finish HTC Polished Silver Ceramic-Metallic
  • Cylinder Head Factory Style
  • O2 Provision No
  • Oil Pan Capacity 5 Qts. Capacity
  • Oil Pan Material Steel
  • Transmission Mount Type Crossmember
  • Reducer Outlet Diameter 2-1/2"
  • Welding Required No
  • Wheel Drive Type 2WD
  • Vehicle Use CHEVY/GMC C10/C15 TRUCKS & SUVS; 1973-87
  • Replacement Gasket 27470
  • Replacement Head Flange Gasket Yes
  • Replacement Headers 62746
  • Replacement Motor Mount Kit 4205
  • Replacement Mount Pads 4719
  • Replacement Oil Pan 1108
  • California Proposition 65 WARNING: Cancer & Reproductive Harm. For more info visit www.P65Warnings.ca.gov
  • Sump Dimensions 6" Deep x 8.25" Wide x 7" Long