Big 3 Engine and Transmission

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Big 3 Engine and Transmission East Texas engine and transmission builder, supplier, and installation shop. Local service in Troup, plus nationwide engine and transmission shipping.

Supplier for Recycled, Remanufactured, and Performance Engines and Transmissions for the Big 3 and others.

A parts slapper bolts on whatever the box says. A builder checks the clearance, measures the bore, verifies the torque a...
10/24/2026

A parts slapper bolts on whatever the box says. A builder checks the clearance, measures the bore, verifies the torque and signs off on the result. Same invoice line, completely different engine underneath it. Ask which one is building yours. 903-262-9502

SUM-G3536 oil panBig 3 lists this component. Have the VIN, engine and chassis identification plus current pan/pickup det...
10/24/2026

SUM-G3536 oil pan

Big 3 lists this component. Have the VIN, engine and chassis identification plus current pan/pickup details ready. Review the current manufacturer application guide and drawing, then ask for the exact pan and hardware in a written quote.

Message Big 3 or call/text 903-262-9502. Troup, Texas; visits by confirmed appointment.

Representative Big 3 shop archive: an engine-block deck and cylinder bores. The listed G3536 pan is not shown.

Powerstroke 6.7 or Duramax 6.6 replacement? Every year is in stock or in production, plus clean low-mileage units under ...
10/24/2026

Powerstroke 6.7 or Duramax 6.6 replacement? Every year is in stock or in production, plus clean low-mileage units under 100k and under 50k miles. Send year/make/model, engine code, VIN and drivetrain so fitment gets verified instead of assumed. 903-262-9502

COMP Cams 26918VCS-KIT valve-spring kitBig 3 lists this component. Send the engine identification, cam part number and e...
10/24/2026

COMP Cams 26918VCS-KIT valve-spring kit

Big 3 lists this component. Send the engine identification, cam part number and existing valvetrain details. Use current manufacturer instructions to review the combination; request a written quote defining the exact kit contents before ordering.

Message Big 3 or call/text 903-262-9502. Troup, Texas; visits by confirmed appointment.

Representative Big 3 shop archive: cylinder-head and rocker-arm detail. The listed COMP kit is not shown.

Ford Coyote 5.0 replacement or swap? Every year is in stock or in production, plus clean low-mileage options under 100k ...
10/24/2026

Ford Coyote 5.0 replacement or swap? Every year is in stock or in production, plus clean low-mileage options under 100k and under 50k miles. Send year/make/model, engine code, VIN and drivetrain and our techs run the fitment review before anything ships. 903-262-9502

Champ Pans CP106LTRB oil panBig 3 lists this component. Share the engine, chassis, oil-pump and pickup details together....
10/24/2026

Champ Pans CP106LTRB oil pan

Big 3 lists this component. Share the engine, chassis, oil-pump and pickup details together. Check the current manufacturer drawing and application guide; request a written quote identifying the exact pan and any supporting parts.

Message Big 3 or call/text 903-262-9502. Troup, Texas; visits by confirmed appointment.

Representative Big 3 shop archive: the rear of an engine during assembly. The listed Champ pan is not shown.

"Fully remanufactured" gets used loosely in this industry. Ask what was machined, what was measured, and who signed off ...
10/24/2026

"Fully remanufactured" gets used loosely in this industry. Ask what was machined, what was measured, and who signed off on it. If the answer stays vague, that is your answer. We machine in-house, our techs verify every unit, and the warranty covers real labor. 903-262-9502

McLeod 75200 clutch kitBig 3 lists this component. Send the VIN, engine/transmission IDs, flywheel and release-system de...
10/24/2026

McLeod 75200 clutch kit

Big 3 lists this component. Send the VIN, engine/transmission IDs, flywheel and release-system details. Compare the current manufacturer application guide and drawing, then request a written quote defining the exact clutch components and hardware.

Message Big 3 or call/text 903-262-9502. Troup, Texas; visits by confirmed appointment.

Representative Big 3 shop archive: manual-transmission and shifter work. The listed McLeod clutch kit is not shown.

Engine build walkthrough, part 3: the bottom end. Main journals get measured, bearing clearances get checked instead of ...
10/24/2026

Engine build walkthrough, part 3: the bottom end. Main journals get measured, bearing clearances get checked instead of guessed, and the crank goes in to a torque sequence, not a rattle gun and a hope. Nothing gets buttoned up until the numbers are in spec. 903-262-9502

ARP 134-5401 main-stud kitBig 3 lists this component. Identify the engine block, main caps and planned machining in the ...
10/24/2026

ARP 134-5401 main-stud kit

Big 3 lists this component. Identify the engine block, main caps and planned machining in the request. Review the current manufacturer application data and installation instructions; ask for the exact parts and hardware to be defined in a written quote.

Message Big 3 or call/text 903-262-9502. Troup, Texas; visits by confirmed appointment.

Representative Big 3 shop archive: a short block with pistons and cylinder bores. The listed ARP kit is not shown.

Address

686 FM 856 N
Troup, TX
75789

Opening Hours

Monday 10am - 5pm
Tuesday 10am - 5pm
Wednesday 10am - 5pm
Thursday 10am - 5pm
Friday 10am - 5pm

Telephone

+19032629502

Website

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