Product Summary

Bert LMZ, 2-Speed Transmission Speeds

  • An internal clutch assembly for reduced rotating weight
  • New "dog teeth" gears for easier shifting
  • Two speed with reverse
  • Laser-Cut, CNC-finished flange for a perfect fit
  • Does NOT have provision for stock style clutch arm

Comes as a Kit

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Key Specs

MFG. Part #91606158
BrandSpeedway Motors
Transmission Speeds2-Speed
Input Shaft Spline Count10
Input Shaft Diameter1.0625"
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Need To Know

Liquid/Compound Return Policy

For health, safety, and product integrity reasons, only unopened, sealed items are eligible for return or credit.

Return Policy

Speedway Motors 91606158 Details

Bert LMZ Aluminum Transmission

  • An internal clutch assembly for reduced rotating weight
  • New "dog teeth" gears for easier shifting
  • Two speed with reverse
  • Direct drive in high gear
  • IMCA approved
  • Works with standard two-lever shifter
  • 2-5/8" shorter than Muncie

NOTE:  Shifter NOT included.

Speedway Wissota Chevy/Ford Steel Bellhousing

These steel bellhousings are WISSOTA approved for Midwest Modifieds and work with both small block Chevy and small block Ford engine bolt patterns.  They allow for use with Muncie/Saginaw style transmissions.

  • SBC and SBF engine bolt patterns
  • Laser-Cut, CNC-finished flange for a perfect fit
  • Adapts either engine to Muncie/Saginaw pattern transmissions including BERT, Brinn, Falcon, etc.
  • Bottom opening for easy access
  • Does NOT have provision for stock style clutch arm
  • WISSOTA approved for Midwest Modifieds
  • Non SFI rated
  • NOT for street use
  • Must be used with a 153 tooth (Chevy) or 157 tooth (Ford) or smaller flexplate/flywheel

ARP Brinn Flywheel Bolts

  • Under Head Length: 1.25"
  • Thread Pitch 7/16"-20
  • Sold in set of 6

Speedway Motors Braided Stainless AN 4 Brake Line

  • Braided stainless covering over a Teflon inner liner
  • These are perfect for brake lines, clutch lines and gauge lines
  • These have straight AN4 fittings on both ends

B&M Conventional Trick Shift ATF Transmission Fluid

Trick Shift works with all automatic transmissions when a firmer shift is desired (not recommended for electronic controlled transmissions). It can be mixed with stock-type transmission fluids, however, to attain maximum improvement you should use Trick Shift exclusively. Ideal for towing, light trucks, and RV applications as well as racing.

Speedway Motors Bellhousing Bolt Kit

The Speedway Bellhousing Bolt Kit has all necessary hardware to install our steel bellhousing (91027001) to back of your motor.

Includes:

  • 6-3/8"-16 x 1-1/4" Grade 5 bolts
  • 6-3/8" Grade 5 flat washers
  • 6-3/8" Grade 5 lock washers

Brinn Transmission Small Block Chevy Steel Drive Flange, 2 Piece

  • Fits 1955-85 engines with 2-piece rear seal crankshaft application

Charts

Speedway Motors 91606158 Specifications

KEY SPECS
MFG. Part #91606158
BrandSpeedway Motors
Transmission Speeds2-Speed
Input Shaft Spline Count10
Input Shaft Diameter1.0625"
GENERAL
Torque600 ft./lbs.
Output Shaft Spline Diameter1.375"
Output Shaft Spline Count27
Case MaterialAluminum
Bellhousing IncludedYes
Yoke IncludedNo
Shifter IncludedNo
Gear Ratio (High)1.00:1
Notes1-3/8"-10 spline input shaft. 1-3/16"-27 spline output shaft
Sold in QuantityKit
Yoke StyleSlip On
Shifter StyleLinkage operated

Questions & Answers

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