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Vehicle Info NeededHUGHES PERFORMANCEPART NUMBER: 512-34-3B
34-3B Street-Strip Transmission Assembly 1967-1990 GM TH400 BOP
$3,29645
Core Charge: $20000Truck Freight
Ships on Sep 08, 2026
Lowest Price GuaranteeGM
Street-Strip Transmission Assembly1967-1990 GM TH400 w/ Competition Transbrake Valve Body Buick/Olds/Pontiac Pattern Applications
Hughes Performance 34-3B Features:
- Handles up to 750 HP
- Reverse shift pattern
- Available w/ 2.75 low gear
- 4 in. Ext housing
Part TypeAutomatic Transmission
BrandHUGHES PERFORMANCE
Package Height20.0
Package Width21.0
Package Length29.0
Weight140.0 PG
Part CategoryPerformance Parts
Transmission Drive TypeRWD
Transmission BellhousingBOP
Yoke StyleSlip On
Clutch HubAluminum
Tailshaft Length4 in (101.6 mm)
Fluid Fill LocationCase
Transmission Tailhousing Length4.00
Transmission Electronic ControlN
Case MaterialAluminum
LockupNo
Transmission Speed3
Transmission Mfr.GM
Flexplate Shield Built InNo
QuantitySold individually
Transmission Mfr. CodeTHM400
Dipstick IncludedNo
Valve Body StyleFull manual
Transmission Input Spline30
Trans-Brake IncludedYes
Transmission Low Gear Ratio2.48
Input Spline Quantity30 in (762 mm)
Transmission Output Spline32
Transmission Pan TypeAluminum - Deep
Case FinishBlack
Transmission Speedometer TypeN/A
Part FitmentSemi Universal
Transmission Shield Built InNo
Transmission LockupN
Safety RatingNot SFI Approved
Vendor Part Number34-3B
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
