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Vehicle Info NeededMARCH PERFORMANCEPART NUMBER: 655-23043
Ultra Series Mid-Mount Serpentine Belt High Water Flow Pulley Kit GM 6-12 O"clock Mounting
$41500
Ships on Sep 14, 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
- Alternator Drive Only
Alternator Water Pump Saginaw Keyway
P/S PumpSaginaw Press
Fit P/S PumpAlternator
Belt SizeP/S Belt Size Yes Yes - - 42.5' - - Uses Gates belt #465-K060420
Part TypePulley Kit
BrandMARCH PERFORMANCE
Package Height12.1
Package Width12.1
Package Length18.0
Weight8.69 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
Pulley StyleSerpentine Pulley
Pulley FinishClear powdercoated
Crankshaft Pulley IncludedYes
QuantitySold as a kit
Power Steering Brackets IncludedNo
Alternator Pulley Grooves6-groove, serpentine
Air Conditioning Cover IncludedNo
Air Conditioning Pulley IncludedNo
Power Steering Pulley IncludedNo
Alternator Fan IncludedYes
Idler Cover IncludedNo
Part FitmentSemi Universal
Bracket FinishClear powdercoated
Pulley MaterialBillet Aluminum
Water Pump Nose Cone IncludedYes
Vendor Part Number23043
Package Qty1
Package TypeEA
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