Collection: Trans-Dapt Performance
Trans-Dapt Performance Products & Hedman Hedders were founded on the premise of mixing incompatible vehicle components to improve performance. Since 1959 & 1954 respectively, these two iconic aftermarket manufacturers have developed & manufactured exhaust headers, transmission adapters, engine swap mount kits, and transmission mounts that make engine swap projects go smoother. When it comes to safely mating an engine to a chassis, Hedman, Trans-Dapt, & Hamburger's Performance have the components you need.

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Trans-Dapt Performance 55-57 Chevy (Tri-5) Ls Engine Swap Mount Kit With Polyurethane Mount Pads 4200
Part # TRANS-DAPT-4200Vendor:TRANS-DAPT PERFORMANCERegular price $446.96 USDRegular priceUnit price / per$500.66 USDSale price $446.96 USDSale -
Trans-Dapt Performance Valve Cover Cast Aluminum Ls Chrome 6370
Part # TRANS-DAPT-6370Vendor:TRANS-DAPT PERFORMANCERegular price $440.84 USDRegular priceUnit price / per$493.92 USDSale price $440.84 USDSale -
Trans-Dapt Performance Powder-Coated Engine Kit With Pcv; 1965-95 Bb Chevrolet 396-454 (Mark Iv); Short Valve Covers- Asphalt Black 3059
Part # TRANS-DAPT-3059Vendor:TRANS-DAPT PERFORMANCERegular price $417.75 USDRegular priceUnit price / per$468.53 USDSale price $417.75 USDSale -
Trans-Dapt Performance Powder-Coated Engine Kit With Pcv; 1965-95 Bb Chevrolet 396-454 (Mark Iv); Short Valve Covers- Chevy Orange 3056
Part # TRANS-DAPT-3056Vendor:TRANS-DAPT PERFORMANCERegular price $417.75 USDRegular priceUnit price / per$468.53 USDSale price $417.75 USDSale -
Trans-Dapt Performance Powder-Coated Engine Kit Without Pcv; 1965-95 Bb Chevrolet 396-454 (Mark Iv); Short Valve Covers- Asphalt Black 3060
Part # TRANS-DAPT-3060Vendor:TRANS-DAPT PERFORMANCERegular price $416.66 USDRegular priceUnit price / per$467.33 USDSale price $416.66 USDSale -
Trans-Dapt Performance Powder-Coated Engine Kit Without Pcv; 1965-95 Bb Chevrolet 396-454 (Mark Iv); Short Valve Covers- Chevy Orange 3058
Part # TRANS-DAPT-3058Vendor:TRANS-DAPT PERFORMANCERegular price $416.66 USDRegular priceUnit price / per$467.33 USDSale price $416.66 USDSale -
Trans-Dapt Performance Chevy Sb V8 (Not Lt1) Into Jeep Yj Wrangler- Crossmember And Polyurethane Mount Kit 4556
Part # TRANS-DAPT-4556Vendor:TRANS-DAPT PERFORMANCERegular price $405.23 USDRegular priceUnit price / per$454.75 USDSale price $405.23 USDSale -
Trans-Dapt Performance Premium Billet Aluminum Engine Mount Kit With Polyurethane Bushings And Starter Frame Brackets; Fits Gm 4.8 5.3 6.0 Ls Engines (One Pair) 4533
Part # TRANS-DAPT-4533Vendor:TRANS-DAPT PERFORMANCERegular price $400.85 USDRegular priceUnit price / per$449.94 USDSale price $400.85 USDSale -
Trans-Dapt Performance Premium Billet Aluminum Engine Mount Kit With Polyurethane Bushings And Starter Frame Brackets; Fits Sb Chevy 283-400 (Gen 1/Ii) And Bb Chevy 396-502 (Mark Iv/Gen 5) Engines (One Pair) 4532
Part # TRANS-DAPT-4532Vendor:TRANS-DAPT PERFORMANCERegular price $370.83 USDRegular priceUnit price / per$416.91 USDSale price $370.83 USDSale -
Trans-Dapt Performance 83-93 Ford 5.0L Fox-Body Slam-Guard Oil Pan; Factory Front Sump Cars Only- Asphalt Black Powder Coated 8652
Part # TRANS-DAPT-8652Vendor:TRANS-DAPT PERFORMANCERegular price $368.34 USDRegular priceUnit price / per$414.17 USDSale price $368.34 USDSale -
Trans-Dapt Performance Bb Ford Oil Pan 1970-1982 351C 351M 400 8Qt Front Sump Chrome 9301
Part # TRANS-DAPT-9301Vendor:TRANS-DAPT PERFORMANCERegular price $342.01 USDRegular priceUnit price / per$385.21 USDSale price $342.01 USDSale -
Trans-Dapt Performance 55-57 Chevy (Tri-5) Frame Mounts; Engine 3/4 In. Forward For Hei; Polyurethane Pads 4178
Part # TRANS-DAPT-4178Vendor:TRANS-DAPT PERFORMANCERegular price $332.53 USDRegular priceUnit price / per$374.78 USDSale price $332.53 USDSale -
Trans-Dapt Performance Valve Cover Cast Aluminum Ls Polished 6369
Part # TRANS-DAPT-6369Vendor:TRANS-DAPT PERFORMANCERegular price $330.61 USDRegular priceUnit price / per$372.67 USDSale price $330.61 USDSale -
Trans-Dapt Performance Sb Chevy V8 Or V6 Into 1976-86 Jeep Cj Series- Polyurethane Motor Mount Kit 4553
Part # TRANS-DAPT-4553Vendor:TRANS-DAPT PERFORMANCERegular price $326.25 USDRegular priceUnit price / per$504.03 USDSale price $326.25 USDSale -
Trans-Dapt Performance Finned Style Retro Valve Covers; Tall; 1965-2000 Chevrolet 396-454- Aluminum 6609
Part # TRANS-DAPT-6609Vendor:TRANS-DAPT PERFORMANCERegular price $324.56 USDRegular priceUnit price / per$366.02 USDSale price $324.56 USDSale -
Trans-Dapt Performance Tall Valve Covers; Sb Ford; Plain Top; Polished & Chromed Aluminum- With Holes 6729
Part # TRANS-DAPT-6729Vendor:TRANS-DAPT PERFORMANCERegular price $323.00 USDRegular priceUnit price / per$364.30 USDSale price $323.00 USDSale -
Trans-Dapt Performance Powder-Coated Engine Kit Without Pcv; 1958-86 Sb Chevrolet 283-400 (Gen 1); Short Valve Covers- Asphalt Black 3055
Part # TRANS-DAPT-3055Vendor:TRANS-DAPT PERFORMANCERegular price $323.00 USDRegular priceUnit price / per$494.50 USDSale price $323.00 USDSale -
Trans-Dapt Performance Powder-Coated Engine Kit With Pcv; 1958-86 Sb Chevrolet 283-400 (Gen 1); Short Valve Covers- Asphalt Black 3053
Part # TRANS-DAPT-3053Vendor:TRANS-DAPT PERFORMANCERegular price $323.00 USDRegular priceUnit price / per$494.50 USDSale price $323.00 USDSale -
Trans-Dapt Performance Powder-Coated Engine Kit Without Pcv; 1958-86 Sb Chevrolet 283-400 (Gen 1); Short Valve Covers- Chevy Orange 3052
Part # TRANS-DAPT-3052Vendor:TRANS-DAPT PERFORMANCERegular price $323.00 USDRegular priceUnit price / per$494.50 USDSale price $323.00 USDSale -
Trans-Dapt Performance Powder-Coated Engine Kit With Pcv; 1958-86 Sb Chevrolet 283-400 (Gen 1); Short Valve Covers- Chevy Orange 3051
Part # TRANS-DAPT-3051Vendor:TRANS-DAPT PERFORMANCERegular price $323.00 USDRegular priceUnit price / per$494.50 USDSale price $323.00 USDSale -
Trans-Dapt Performance Bb Ford Oil Pan 1970-1982 351C 351M 400 8Qt Front Sump Black 9306
Part # TRANS-DAPT-9306Vendor:TRANS-DAPT PERFORMANCERegular price $313.29 USDRegular priceUnit price / per$353.62 USDSale price $313.29 USDSale -
Trans-Dapt Performance Finned Aluminum Valve Covers With Hole; Bb Chevy 396-502 V8S 1965-95 6615
Part # TRANS-DAPT-6615Vendor:TRANS-DAPT PERFORMANCERegular price $312.54 USDRegular priceUnit price / per$352.79 USDSale price $312.54 USDSale -
Trans-Dapt Performance 1980-85 Chevy 305-350 Slam-Guard Armored Oil Pan (4 Qts.)- Asphalt Black Powder Coated 8650
Part # TRANS-DAPT-8650Vendor:TRANS-DAPT PERFORMANCERegular price $310.19 USDRegular priceUnit price / per$350.21 USDSale price $310.19 USDSale -
Trans-Dapt Performance 83-93 Ford 5.0L Fox-Body Slam-Guard Oil Pan; Factory Front Sump Cars Only- Chrome 8918
Part # TRANS-DAPT-8918Vendor:TRANS-DAPT PERFORMANCERegular price $308.15 USDRegular priceUnit price / per$347.97 USDSale price $308.15 USDSale