Symptoms:
- Lost or damaged component
6L45, 6L50, 6L80, 6L90
Pump Vane
Part No. 76742
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Quality replacement Sonnax pump vanes 76742 available for rebuilding GM 6L45, 6L50, 6L80 and 6L90 pump rotors.
- Cost-effective alternative to replacing entire pump rotor assembly
- Width: 0.534"
- Height: 0.706"
- Thickness: 0.079"
Sonnax valve body layouts provide a detailed overview of individual units making it quick and easy to determine what’s available for the specific valve body you’re working on. See all Sonnax valve body layouts.
GM 6L45, 6L50, 6L80, 6L90 Valve Body Layout
Related Sonnax Parts
Required
Recommended
6L45, 6L50, 6L80, 6L90
Pump Bushing 104034A
Not for use in 6L45 BMW models, which have a bearing in that position.
- Bushing Style: Precision
- Material: PTFE-Impregnated Bimetal
- Housing Bore: 1.994"
- Shaft Dia.: 1.834"
- Width: 0.782"
-
Helps cure:
- Premature wear & bushing failure
- Excess converter hub-to-bushing clearance
- Pump noise
Required
Recommended
6L45, 6L50, 6L80, 6L90
Pump Slide Pivot Pin & Spring Kit 104553-03K
-
Helps cure:
- Erratic line pressure
- Pump leaks
- Pump noise
Required
Recommended
6L45, 6L50, 6L80, 6L90
Selective Pump Thrust Washer 33452A
- Material: Nylon
- Thickness: 0.080"
-
Helps cure:
- Excess endplay
Required
Recommended
6L80, 6L90
The Sure Cure® Kit SC-6L80-6L90
-
Helps cure:
- Burnt clutches
- High TCC slip RPM
- Shift concerns
- Low cooler flow
- Harsh shifts
- Clutch slippage
- Overheated transmission
- Code P0218
- Code P0741, P0742