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Vehicle Info NeededMARCH PERFORMANCEPART NUMBER: 655-20075
Style Track Pulley System Narrow Kit - Corvette Engine
$2,19500
Ships on 09/04/2026
Lowest Price GuaranteeGM LS1/LS7Non VVT
- Style Track Pulley System
- Narrow Kit - Corvette Engine
- without power steering
- Block to face of balancer 4.125''
- Mechanical Throttle Body
March Performance exceptional newly styled LS1 serpentine kit offers an exciting new look when mounting an accessory drive in your muscle car or street rod.
A separate bracket allows the option of power steering or no power steering. Two separate idlers guarantee the ultimate in belt to pulley contact area for sure 'no slip' operation. Precision CNC machined from 6061-T6 aluminum for strength and perfect fit. Hardcoated on high wear areas.
NOTE: additional balancer hub for mounting crank pulley REQUIRED: - 655-355 - Camaro/Firebird Balancer
- 655-358 - Corvette Balancer
- 655-354 - Jegs Style Balancer
- 655-356 - LS7 Balancer
Application:Corvette LS1, LS2 and LS7
NOTE: Does not work with LS3
Standard Kits 655-20060; 655-20070; 655-20080; 655-20090 are designed with clearance for wider Electronic (drive by wire) throttle bodies.
Narrow Kits require mechanical throttle linkage.
Kit Includes: - Aluminum water pump
- 105-amp polished alternator
- Alternator pulley with fan and nose cover
- Polished Sanden style A/C compressor
- A/C nose cover
- Water pump pulley with nose cover
- Alternator Bracket
- A/C Bracket
- Polished spring loaded belt tensioner with covers
- Crank pulley with Hub adapter
- All mounting hardware
Kits with power steering include: - Polished type 2 remote power steering pump (reservoir and lines not included)
- Power steering pulley with nose cover
- Bracket with idler and all mounting hardware.
Part TypePulley Kit
BrandMARCH PERFORMANCE
Package Width55.7
Weight55.7 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 GroovesNon-ribbed
Idler Pulley GroovesNon-ribbed
Bracket MaterialAluminum
Pulley Set StylePerformance 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 Pulley Grooves6-groove, serpentine
Air Conditioning Cover IncludedYes
Air Conditioning Pulley IncludedYes
Power Steering Pulley IncludedNo
Alternator Fan IncludedYes
Idler Cover IncludedYes
Part FitmentSemi Universal
Bracket FinishClear powdercoated
Pulley MaterialAluminum
Water Pump Nose Cone IncludedYes
Vendor Part Number20075
Package Qty1
Package TypeEA
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