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![Ultra Series Extra High Mid-Mount Serpentine Pulley Kit for Big Block Chevy [Black]](https://www.jegs.com/images/mini_750/600/655/655-23073-08.jpg)
Vehicle Info NeededMARCH PERFORMANCEPART NUMBER: 655-23073-08
Ultra Series Extra High Mid-Mount Serpentine Pulley Kit for Big Block Chevy [Black]
$91500
Ships on 09/18/2026
Lowest Price GuaranteeHigh Water Flow Pulley Kits
Ultra Series Extra High Mid-Mount Serpentine Pulley KitBig Block Chevy High Water Flow Pulley Ratio Alternator & Saginaw Keyway Power Steering A/C on Passenger Side Black Powdercoated
NOTE:
- 64 to 82 Chevelle, Monte Carlo, El Camino. 1970 and newer Camaro require remote power steering. Requires 23073, 23083, or remote power steering 23092
Alternator A/C Water Pump Saginaw Keyway P/S Pump Saginaw Press Fit P/S Pump Remote P/S Pump Alternator & A/C Belt Size P/S Belt Size Yes Yes Yes Yes - - 62' 38' - Uses Gates alternator and air conditioner belt #465-K060615
- Uses Gates power steering belt #465-K060374
The March Performance Ultra Serpentine Kits replace low-performance V-belts, pulleys and brackets while retaining a standard rotation long water pump. Simple to bolt on, these kits eliminate belt throwing. Available with high water flow ratios for improved cooling or performance pulleys for increased horsepower (approximately 12 HP). CNC-machined from solid billet 6061-T6 aluminum and then powdercoated clear for a perfect fit, extra strength, and maintenance-free finish!
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Applications:
- Most mid and full size cars from the early 1950s and newer
- 9.800'' Deck Height Only
- Tall Decks Require: 655-20128
- For other vehicles, check clearance from water pump nose to radiator; long water pumps extend 8.5" from engine blockKits include:
- Crank pulley
- Water pump pulley and nose cover
- Alternator pulley, fan, and nose cover
- Stainless steel tensioning rod and chrome moly end
- Mounting hardware
- Air Conditioning Kits include A/C bracket, idler and nose cover
- Power Steering Kits include power steering bracket & pulley
Part TypeAccessory Drive Belt Kit
Product LineMarch Big Block Chevy Performance Serpentine Conversion Pulley Kits
BrandMARCH PERFORMANCE
Package Height12.5
Package Width13.0
Package Length16.8
Weight16.48 PG
Part CategoryPerformance Parts
Hardware IncludedYes
Idler Brackets IncludedYes
Idler/Tensioner IncludedYes
Air Conditioning Bracket IncludedYes
Crankshaft Pulley Grooves6-groove, serpentine
Alternator Pulley IncludedYes
Alternator Nose Cover IncludedYes
Water Pump Pulley Grooves6-groove, serpentine
Idler 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 AttachmentKeyway
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 IncludedYes
Air Conditioning Pulley IncludedNo
Power Steering Pulley IncludedYes
Alternator Fan IncludedYes
Power Steering Pump StyleSaginaw
Power Steering Pulley Grooves6-groove, serpentine
Idler Cover IncludedYes
Bracket FinishBlack powdercoated
Pulley MaterialBillet Aluminum
Water Pump Nose Cone IncludedYes
Vendor Part Number23073-08
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
