LS Engine Swap-In-A-Box Kits

LS Engine Swap-In-A-Box Kits

An LS swap is the process of replacing a factory engine with a GM LS-series engine to improve performance, reliability, and parts availability. Trans-Dapt Engine Swap-In-A-Box™ Kits are engineered LS swap kits designed to simplify conversions by combining application-specific headers, engine mounts, and oil pans developed to work together for clean, reliable installations.

Developed and manufactured by the member companies of the Hedman Performance Group, these complete engine swap kits remove much of the uncertainty from selecting individual components. Each kit is designed around specific vehicle, engine, cylinder head, and transmission combinations to ensure proper fitment and installation compatibility.

[+] WHY CHOOSE TRANS-DAPT LS SWAP-IN-A-BOX™ KITS?

Complete Kits for Popular Platforms: Designed for the classic car hobby’s most popular LS and Small Block Chevy engine swaps.

Vehicle-Specific Applications: Kits available for 1st and 2nd Gen F-Bodies, GM A-Body, C10 and S-10 trucks, Jeep CJ, and Ford Ranger platforms.

Engineered as a System: Headers, mounts, and oil pans are designed to work together to eliminate component compatibility issues common with mixed-brand builds.

Reduced Guesswork: Swap-In-A-Box™ kits simplify component selection for LS and Small Block Chevy engine swap projects.

Complete Core Components: All kits include headers, oil pan, engine mounts, and mounting hardware. Many LS applications also include a transmission crossmember.

Proven LS Swap Experience: Manufacturing LS swap products since 2002.

[+] FREQUENTLY ASKED QUESTIONS ABOUT LS SWAP KITS

What is included in a Trans-Dapt LS Swap-In-A-Box™ Kit?

Each kit includes application-specific headers, engine mounts, oil pan, and mounting hardware. Many LS applications also include a transmission crossmember. Components are engineered to work together for proper fitment and installation.

Are these kits vehicle-specific?

Yes. Each Swap-In-A-Box™ kit is designed for specific vehicle, engine, cylinder head, and transmission combinations. Always verify your exact application before selecting a kit.

Do I need additional components beyond the kit?

Depending on your project, additional items such as cooling system modifications, wiring, fuel system upgrades, or exhaust system adjustments are typically required. The kit is designed to address the core mechanical fitment components required to physically mount the engine in the vehicle chassis.

Where can I purchase Trans-Dapt LS Swap-In-A-Box™ Kits?

Trans-Dapt LS Swap-In-A-Box™ kits are available through authorized dealers nationwide and internationally. Use the dealer locator to find an authorized dealer near you.

Important Fitment Note: Unless otherwise stated in the information provided on this site, the Hedman Hedders included in these kits are designed for use on stock cylinder heads. The use of aftermarket cylinder heads, or cylinder heads not original equipment on the listed vehicle, may result in component or chassis interference, as well as spark plug clearance issues. Always consult the cylinder head manufacturer before purchasing headers for use on aftermarket or non-stock heads, or contact the Hedman Tech Department at 562.921.0404 (Monday through Friday, 8:00 a.m. to 4:30 p.m. Pacific Time).


Dial in the right Swap-In-A-Box™ Kit for your vehicle by narrowing your results with the useful filters below.

1 – 20 of 87 products
SWAP-IN-A-BOX- LS INTO 1988-98 (OBS) CHEVY/GMC 2WD 1/2 TON TRUCKS/SUVS

SWAP-IN-A-BOX- LS INTO 1988-98 (OBS) CHEVY/GMC 2WD 1/2 TON TRUCKS/SUVS

Engine Swap-In-A-Box Kit; Installs GM LS Engine (Gen III/IV) Intp 1988-98 Chevy/GMC 2WD, 1/2 Ton Trucks and SUVs (OBS); Kit includes Uncoated Mild Steel, 1-3/4 in., MID-LENGTH Headers, Oil Pan and Engine Mounts
Part#41971
SWAP-IN-A-BOX- LS INTO 1988-98 (OBS) CHEVY/GMC 2WD 1/2 TON TRUCKS/SUVS-HTC

SWAP-IN-A-BOX- LS INTO 1988-98 (OBS) CHEVY/GMC 2WD 1/2 TON TRUCKS/SUVS-HTC

Engine Swap-In-A-Box Kit; Installs GM LS Engine (Gen III/IV) Intp 1988-98 Chevy/GMC 2WD, 1/2 Ton Trucks and SUVs (OBS); Kit includes HTC Polished Silver Ceramic-Coated Mild Steel, 1-3/4 in., MID-LENGTH Headers, Oil Pan and Engine Mounts
Part#41972
SWAP-IN-A-BOX- LS INTO 1988-98 (OBS) CHEVY/GMC 2WD 1/2 TON TRUCK/SUV- BLACK-MAXX

SWAP-IN-A-BOX- LS INTO 1988-98 (OBS) CHEVY/GMC 2WD 1/2 TON TRUCK/SUV- BLACK-MAXX

Engine Swap-In-A-Box Kit; Installs GM LS Engine (Gen III/IV) Intp 1988-98 Chevy/GMC 2WD, 1/2 Ton Trucks and SUVs (OBS); Kit includes Black-Maxx Black Ceramic Coated Mild Steel, 1-3/4 in., MID-LENGTH Headers, Oil Pan and Engine Mounts
Part#41973
SWAP IN A BOX KIT-LS IN 67-69 F-BODY, 68-74 X-BODY AUTO TRANS W/UNCOATED HEADERS

SWAP IN A BOX KIT-LS IN 67-69 F-BODY, 68-74 X-BODY AUTO TRANS W/UNCOATED HEADERS

Engine Swap-In-A-Box Kit; For Installing a GM LS (Gen III/IV) and AUTOMATIC Transmission into 1967-69 F-Body (Camaro/Firebird), 1968-74 X-Body (Nova, Ventura); Standard-Duty, Mild Steel, 1-3/4 in., MID-LENGTH Tube Headers- UNCOATED Headers
Part#42011
SWAP IN A BOX KIT-LS IN 67-69 F-BODY, 68-74 X-BODY WITH AUTO TRANS; HTC HEADERS

SWAP IN A BOX KIT-LS IN 67-69 F-BODY, 68-74 X-BODY WITH AUTO TRANS; HTC HEADERS

Engine Swap-In-A-Box Kit; Installs LS and AUTOMATIC Transmission in 1967-69 F-Body (Camaro/Firebird), 1968-74 X-Body (Nova, Ventura); Standard-Duty, Mild Steel, 1-3/4 in., MID-LENGTH Tube Headers- HTC Polished Silver Ceramic Coated Headers
Part#42012
SWAP IN A BOX KIT-LS IN 67-69 F-BODY, 68-74 X-BODY AUTO TRANS BLK MAXX HEADERS

SWAP IN A BOX KIT-LS IN 67-69 F-BODY, 68-74 X-BODY AUTO TRANS BLK MAXX HEADERS

Engine Swap-In-A-Box Kit; Installs LS and AUTOMATIC Transmission in 1967-69 F-Body (Camaro/Firebird), 1968-74 X-Body (Nova/Ventura); Standard-Duty, Mild Steel, 1-3/4 in, MID-LENGTH Tube Headers- BLACK-MAXX Satin Black Ceramic Coated Headers
Part#42013
SWAP IN A BOX KIT-LS INTO 67-69 F-BODY; 68-74 X-BODY MAN TRANS; UNCOATED HEADERS

SWAP IN A BOX KIT-LS INTO 67-69 F-BODY; 68-74 X-BODY MAN TRANS; UNCOATED HEADERS

Engine Swap-In-A-Box Kit; For Installing a GM LS (Gen III/IV) and MANUAL Transmission into 1967-69 F-Body (Camaro/Firebird), 1968-74 X-Body (Nova, Ventura); Standard-Duty, Mild Steel, 1-3/4 in., MID-LENGTH Tube Headers- UNCOATED Headers
Part#42014
SWAP IN A BOX KIT-LS ENGINE IN 67-69 F-BODY; 68-74 X-BODY MAN. TRANS HTC COATED

SWAP IN A BOX KIT-LS ENGINE IN 67-69 F-BODY; 68-74 X-BODY MAN. TRANS HTC COATED

Engine Swap-In-A-Box Kit; Installs LS and MANUAL Transmission in 1967-69 F-Body (Camaro/Firebird), 1968-74 X-Body (Nova, Ventura); Standard-Duty, Mild Steel, 1-3/4 in., MID-LENGTH Tube Headers- HTC Polished Silver Ceramic Coated Headers
Part#42015
SWAP IN A BOX KIT-LS ENGINE IN 67-69 F-BODY; 68-74 X-BODY MAN. TRANS BLACK MAXX

SWAP IN A BOX KIT-LS ENGINE IN 67-69 F-BODY; 68-74 X-BODY MAN. TRANS BLACK MAXX

Engine Swap-In-A-Box Kit; Installs a GM LS Engine and MANUAL Transmission in 1967-69 F-Body (Camaro/Firebird), 1968-74 X-Body (Nova/Ventura); Standard-Duty, Mild Steel, 1-3/4 in, MID-LENGTH Headers- BLACK-MAXX Black Ceramic Coated Headers
Part#42016
SWAP IN A BOX KIT-LS ENGINE INTO 70-74 F-BODY AUTO TRANS. W/ UNCOATED HEADERS

SWAP IN A BOX KIT-LS ENGINE INTO 70-74 F-BODY AUTO TRANS. W/ UNCOATED HEADERS

Engine Swap-In-A-Box Kit; For Installing a GM LS (Gen III/IV) and AUTOMATIC Transmission in 1970-74 GM F-Body Cars (Chevy Camaro, Pontiac Firebird); Standard-Duty, Mild Steel, 1-3/4 in., MID-LENGTH Tube Headers- UNCOATED Headers
Part#42021
SWAP IN A BOX KIT-LS ENGINE INTO 70-74 F-BODY AUTO TRANS. W/HTC HEADERS

SWAP IN A BOX KIT-LS ENGINE INTO 70-74 F-BODY AUTO TRANS. W/HTC HEADERS

Engine Swap-In-A-Box Kit; Installs GM LS (Gen III/IV) and AUTO Transmission in 1970-74 GM F-Body Cars (Chevy Camaro, Pontiac Firebird); Standard-Duty, Mild Steel, 1-3/4 in. MID-LENGTH Tube Headers- HTC Polished Silver Ceramic Coated Headers
Part#42022
SWAP IN A BOX KIT-LS ENGINE INTO 70-74 F-BODY AUTO TRANS. W/BLACK MAXX HEADERS

SWAP IN A BOX KIT-LS ENGINE INTO 70-74 F-BODY AUTO TRANS. W/BLACK MAXX HEADERS

Engine Swap-In-A-Box Kit; Installs GM LS Engine and AUTOMATIC Transmission in 1970-74 GM F-Body Cars (Chevy Camaro, Pontiac Firebird); Standard-Duty, Mild Steel, 1-3/4 in, MID-LENGTH Tube Headers- BLACK-MAXX Black Ceramic Coated Headers
Part#42023
SWAP IN A BOX KIT-LS ENGINE INTO 70-74 F-BODY MANUAL TRANS. W/BLACK HEADERS

SWAP IN A BOX KIT-LS ENGINE INTO 70-74 F-BODY MANUAL TRANS. W/BLACK HEADERS

Engine Swap-In-A-Box Kit; For Installing a GM LS (Gen III/IV) and MANUAL Transmission in 1970-74 GM F-Body Cars (Chevy Camaro, Pontiac Firebird); Standard-Duty, Mild Steel, 1-3/4 in., MID-LENGTH Tube Headers- UNCOATED Headers
Part#42024
SWAP IN A BOX KIT-LS ENGINE INTO 70-74 F-BODY MANUAL TRANS. W/HTC HEADERS

SWAP IN A BOX KIT-LS ENGINE INTO 70-74 F-BODY MANUAL TRANS. W/HTC HEADERS

Engine Swap-In-A-Box Kit; Installs a GM LS (Gen III/IV) and MANUAL Transmission in 1970-74 GM F-Body Cars (Chevy Camaro, Pontiac Firebird); Standard-Duty, Mild Steel, 1-3/4 in., MID-LENGTH Tube Headers- HTC Silver Ceramic Coated Headers
Part#42025
SWAP IN A BOX KIT-LS ENGINE INTO 70-74 F-BODY MANUAL TRANS W/BLACK MAXX HEADERS

SWAP IN A BOX KIT-LS ENGINE INTO 70-74 F-BODY MANUAL TRANS W/BLACK MAXX HEADERS

Engine Swap-In-A-Box Kit; Installs a GM LS (Gen III/IV) and MANUAL Transmission in 1970-74 GM F-Body Cars (Chevy Camaro, Pontiac Firebird); Standard-Duty, Mild Steel, 1-3/4 in MID-LENGTH Tube Headers- BLACK-MAXX Black Ceramic Coated Headers
Part#42026
SWAP IN A BOX KIT-LS ENGINE INTO 75-81 F-BODY AUTO TRANS. W/UNCOATED HEADERS

SWAP IN A BOX KIT-LS ENGINE INTO 75-81 F-BODY AUTO TRANS. W/UNCOATED HEADERS

Engine Swap-In-A-Box Kit; For Installing a GM LS (Gen III/IV) and AUTOMATIC Transmission in 1975-81 GM F-Body Cars (Chevy Camaro, Pontiac Firebird); Standard-Duty, Mild Steel, 1-3/4 in., MID-LENGTH Tube Headers- UNCOATED Headers
Part#42031
SWAP IN A BOX KIT-LS ENGINE INTO 75-81 F-BODY AUTO TRANS. W/HTC HEADERS

SWAP IN A BOX KIT-LS ENGINE INTO 75-81 F-BODY AUTO TRANS. W/HTC HEADERS

Engine Swap-In-A-Box Kit; Installs GM LS (Gen III/IV) and AUTO Transmission in 1975-81 GM F-Body Cars (Chevy Camaro, Pontiac Firebird); Standard-Duty, Mild Steel, 1-3/4 in. MID-LENGTH Tube Headers- HTC Polished Silver Ceramic Coated Headers
Part#42032
SWAP IN A BOX KIT-LS ENGINE INTO 75-81 F-BODY AUTO TRANS. W/BLACK MAXX HEADERS

SWAP IN A BOX KIT-LS ENGINE INTO 75-81 F-BODY AUTO TRANS. W/BLACK MAXX HEADERS

Engine Swap-In-A-Box Kit; Installs GM LS Engine and AUTOMATIC Transmission in 1975-81 GM F-Body Cars (Chevy Camaro, Pontiac Firebird); Standard-Duty, Mild Steel, 1-3/4 in, MID-LENGTH Tube Headers- BLACK-MAXX Black Ceramic Coated Headers
Part#42033
SWAP IN A BOX KIT-LS ENGINE INTO 75-81 F-BODY MANUAL TRANS. W/BLACK HEADERS

SWAP IN A BOX KIT-LS ENGINE INTO 75-81 F-BODY MANUAL TRANS. W/BLACK HEADERS

Engine Swap-In-A-Box Kit; For Installing a GM LS (Gen III/IV) and MANUAL Transmission in 1975-81 GM F-Body Cars (Chevy Camaro, Pontiac Firebird); Standard-Duty, Mild Steel, 1-3/4 in., MID-LENGTH Tube Headers- UNCOATED Headers
Part#42034
SWAP IN A BOX KIT-LS ENGINE INTO 75-81 F-BODY MANUAL TRANS. W/HTC HEADERS

SWAP IN A BOX KIT-LS ENGINE INTO 75-81 F-BODY MANUAL TRANS. W/HTC HEADERS

Engine Swap-In-A-Box Kit; Installs a GM LS (Gen III/IV) and MANUAL Transmission in 1975-81 GM F-Body Cars (Chevy Camaro, Pontiac Firebird); Standard-Duty, Mild Steel, 1-3/4 in., MID-LENGTH Tube Headers- HTC Silver Ceramic Coated Headers
Part#42035
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