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CHEVY LS-1 SERPENTINE KIT

Alternator, A/C and Optional Power Steering

Fits Electronic and Mechanical Throttle

March Performance exceptional newly styled LS-1 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. A OEM style tensioner ensures perfect belt tension. Precision CNC machined from 6061-T6 aluminum for strength and perfect fit and Hardcoated on high wear areas for durability.


Kit 20050 is great for application not requiring A/C and comes with our own Billet alternator and a Billet case for the power steering pump.

 

Application:

LS 1, 2, 3, & 7, Our Standard Kit is designed with clearance for wider Electronic (drive by wire) throttle bodies. Narrow Kits require mechanical throttle linkage.


NOTE: Requires additional balancer hub for mounting crank pulley see below. LS3 Requires water pump backing plate hardware to be changed. Call for specs. WILL NOT WORK WITH VARIABLE VALVE TIMING (VVT)

 

Kit Includes:

  • Aluminum water pump
  • 105 amp polished alternator or March Billet Alternator (kit 20050)
  • 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
  • All mounting hardware

Kits with power steering include

  • Polished type 2 remote power steering pump (reservoir and lines not included)
  • March Billet power steering pump case (kit 20050)
  • Power steering pulley with nose cover
  • Bracket with idler and all mounting hardware.


Complete Quality Kit Components

 

 

Optional:

 

Need an alternate non-A/C solution?

See our Alternator and P/S only LS-1 Style Track Kit

 

 

Narrow Width Kits 20065 and 20075
require mechanical throttle bodies

 


Kit 20050 Alternator and Power Steering Only
with March Billet Alternator and Billet Power Steering

 

Kit 20040 Alternator and Water Pump only with Idler

 

Looks great with our own LS-1 Mass Air Flow Air Filter with Billet Aluminum Cover

  • #P803 3 Pin MAF with filter and cover
  • #P805 5 Pin MAF with filter and cover

 

 

 

Click the Play button to view video

 

 


Lower Cost Pro-Track Alternative Kit

 

 

instructions/20065_instuctions.pdf

 

 

More Kit Videos

 


 

 

Narrow Kit (for use with mechanical throttle body only)

Kit #
Drives
Alternator
Water Pump
A/C
Power Steering
Belt Size
20065
yes
yes
yes
yes

78"

20075
yes
yes
yes
 
68"

Standard Kit (wide spacing for use with electonic throttle bodies)

20060
yes
yes
yes
yes
76"
20070
yes
yes
yes
 
67"
20050
yes (billet)
yes
yes (billet
69"
20040

Drives alternator and water pump only. Includes alternator bracket, Belt adjustment bracket with idlers and idler cap, water pump with nose cover, crank pulley. Does not include Alternator, use you own factory Camaro/Firebird Alternator or P573 Alternator or March Performance #9655 Billet alternator. Requires Hub adapter below

53.7"
Type
of Access
105 Amp Polished Alternator or March Billet Alternator
Sanden style 7176 serpentine
A/C Compressor
Type 2 Remote Pump

Hub Adapters, required to match your application

354 Jegs style balancer
355 Crank Hub Adapter to fit Camaro/Firebird Balancer (block to face of balancer 4.875")
356 Crank Hub Adapter to fit LS-7 Balancer
358 Crank Hub Adapter to fit Corvette Balancer (block to face of balancer 4.125")
NOTE: Hubs are based on factory style balancers, aftermarket balancers may require modifications to hubs for installation.

 



Matching Alternator Power Steering A/C Units Etc. - See Accessories