Skip to main content
ASK OUR EXPERTS
1-866-464-6553

B&M Full Race Automatic Transmission - LS Engine 4L80E

2-Wheel Drive - Manual Shift Valve Body (No Controller Required)

Part # 118003BM Be the first to write a review

B&M Full Race Automatic Transmission - LS Engine 4L80E

Not Available

5

Emissions

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

See Emissions Details
This B&M PreRunner/Trail 4L80E automatic transmission features a forward pattern manual valve body and includes a B&M finned deep aluminum transmission pan for added fluid capacity and cooling. Features include a steel forward hub, 34 element high energy intermediate sprag, all new high performance friction plates, new overdrive sprag assembly, new low roller assembly and rebuilt performance pump. We strongly recommend adding a B&M transmission SuperCooler with your new transmission to help reduce high fluid temps that comes with hard off-road use. Max Recommended Power 800HP and 650 Lb/Ft.

Features:

  • New High Performance Friction Plates
  • Manual Forward Pattern Valve Body
  • B&M Finned Aluminum Deep Pan
  • Rated to 800HP and 650 FT/LBS
  • Includes harness for Lock-up Torque Converter applications (no controller required)

About B&M

Shop B&M's official site for automatic shifters, transmissions and components that exceed all your performance enthusiast needs at Holley.com!

2WD/4WD2WD
Automotive Item GradeHigh Performance
Brand B&M
Built-In Transmission ShieldNo
Case MaterialCast Aluminum
ColorBlack
Control TypeElectronic
Cooler includedNo
Core Change ApplicableNo
Dipstick includedNo
Drive TypeRWD
Emission Code5
Friction PlatesNew
Gear Ratio-First2.48
Gear Ratio-Fourth0.75
Gear Ratio-Second1.48
Gear Ratio-Third1.00
Horsepower Rating (HP)800
Input Spline Count35
Output Spline Count32
Part TypeHigh Performance
Product TypeTransmission
Reverse Gear Ratio2.07
Torque Converter IncludedNo
Torque Rating (Ft/Lbs)650
TransbrakeNo
Transmission Model4L80E
Transmission Pan FinishNatural
Transmission Pan MaterialAluminum
Transmission Pan TypeDeep, Cast
Transmission SeriesFull Race
Transmission Speeds4
Transmission TypeAutomatic
Valve Body PatternForward
Valve Body TypeManual
UPC019695954093
Part Number118003BM
5

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.
Transmission core is from late model LS type engines, but can be used with Small or Big Block Chevrolet engines. Transmission is shipped without torque converter or speedometer gear. No controller is required. Ships with an external 2 wire harness (pink-12v and brown-toggle for lock-up converter if used). Can be used with Lock-up or Non Lock-up Torque Converters.
Reviews

    Your Review

    *Free Shipping & Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.