GM 4.3, 5.0, 5.7 Pre-Vortec Belt Driven Compressor Kit


Fits 90-95 GM 4.3, 5.0, 5.7 TRUCK engines (confirm your engine visually with the installation instructions)

Standard Kit includes

NEW (not remanufactured) York 210 compressor w/ clutch
2 x head fittings tapped to NPT w/o-rings
36" stainless braided leader hose 
lasered / powdercoated 1/4" steel compressor bracket
filler syringe
Intake filter/silencer
Gates idler pulley
machined idler spacer 
proper serpentine belt length information shown in installation instruction PDF
York SLM Upgrade (Super Low Maintenance)
All the same benefits as the standard York
Several internal modifications to reduce oil consumption:
- pistons machined for oil control rings
- crankcase venting into intake cavity
- intake cavity baffling
- Finned head to dissipate heat more effectively
Side by side tests with a standard York show 1 oz of oil use per 1 hour runtime (standard) and 1 oz of oil use per 50 hours runtime (SLM).
NOTE: Designed to fit GMT400 CK bodystyle trucks. Squarebody trucks/SUV's from 90-91 make require some consideration on your end to install this kit.