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Vehicle Info NeededMARCH PERFORMANCEPART NUMBER: 655-23063-08
Ultra Series Mid-Mount Serpentine Belt High Water Flow Pulley Kit GM 6-12 O"clock Mounting
$70500
Ships on 09/18/2026
Lowest Price GuaranteeHigh Water Flow Pulley Kits
- Ultra Series Mid-Mount Serpentine Belt Kit
- Big Block Chevy
- High Water Flow Pulley Ratio
- GM 6-12 O'clock Mounting
- 6 in. or 7 in. Diameter Alternator
- Saginaw Press Fit Power Steering
- Black Onyx Finish
Alternator Water Pump Saginaw Keyway
P/S PumpSaginaw Press
Fit P/S PumpAlternator
Belt SizeP/S Belt Size Yes Yes - Yes 42.5'
6 Rib39.5'
5 Rib - Uses Gates alternator belt #465-K060420
- Uses Gates power steering belt #465-K050385
Part TypeAccessory Drive Belt Kit
BrandMARCH PERFORMANCE
Package Width12.6
Weight12.6 PG
Part CategoryPerformance Parts
Hardware IncludedYes
Idler Brackets IncludedNo
Idler/Tensioner IncludedNo
Air Conditioning Bracket IncludedNo
Crankshaft Pulley Grooves6-groove, serpentine
Alternator Pulley IncludedYes
Alternator Nose Cover IncludedYes
Water Pump Pulley Grooves6-groove, serpentine
Bracket MaterialBillet aluminum
Pulley Set StyleHigh water flow ratio
Crankshaft Nose Cover IncludedNo
Water Pump Pulley IncludedYes
Alternator Brackets IncludedYes
Power Steering Pulley AttachmentPress fit
Pulley StyleSerpentine Pulley
Pulley FinishBlack powdercoated
Crankshaft Pulley IncludedYes
QuantitySold as a kit
Power Steering Brackets IncludedYes
Alternator Pulley Grooves6-groove, serpentine
Air Conditioning Cover IncludedNo
Air Conditioning Pulley IncludedNo
Power Steering Pulley IncludedYes
Alternator Fan IncludedYes
Power Steering Pump StyleSaginaw
Power Steering Pulley Grooves6-groove, serpentine
Idler Cover IncludedNo
Bracket FinishBlack powdercoated
Pulley MaterialBillet Aluminum
Water Pump Nose Cone IncludedYes
Vendor Part Number23063-08
Package Qty1
Package TypeEA
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