BBC Serpentine Package, AC-Alt/PS (Sanden 508/709) - K10255
Big Block serpentine AC-Alt/PS upgrade system (508/709 AC compressor).
This bracket system mounts the AC compressor to the side of the passenger cylinder head.
The alternator and power steering are tucked in tight in front of the driver side for maximum steering box clearance.
The system is driven by one main 6-rib serpentine belt.
Fits all Mark IV, Gen 5* and Gen 6* big block Chevy engines (standard or tall deck) from 366 to 572 cubic inches.
What's included:
- Brackets made of 6061-T6 aircraft grade aluminum (brushed satin finish)
- All necessary spacers and zinc coated fasteners
- Power Steering Pump
- Automatic spring-style tensioner
- Idler Pulleys
- Water Pump pulley
- SBC crank pulley with BBC (1966-93) crank pulley adapter
- *If your BBC engine is a (1994-2000):
- Call us and we will make sure you get the correct adapter
What else is required to complete the installation:
- GM BBC engine (1966-1993) -or (1994-2000)*
- 366, 396, 402, 427, 454, 502, 572
- Six-rib belt, See our included installation instructions for suggested lengths and Gates part numbers.
- Alternator rating and PS pulley diameters can change suggested lengths.
- Always check tensioner marks for correct fitment.
- Sanden 508 or 709 AC compressor
- We recommend the 709 over the 508 compressor for smoother operation and slightly more cooling capacity..
- CS130 (serpentine) Alternator (GM Truck 1990-1995)
- Remote-style Power Steering Reservoir & Bracket
- A reverse rotation water pump off of a 1988-1999 454 engine.
- Gates replacement Water Pump: (Kwik Performance PN 44030).
Why you should use a Kwik Performance product:
- Properly engineered using OEM reference drawings
- Computer tested with FEA (finite element analysis) software
- Field tested on shop test engines and in real-world test vehicles
- Backed by a no-hassle warranty and return policy
- Tech support before, during and after the sale
Why use a genuine Sanden AC compressor?
- Sanden is the aftermarket standard for AC compressors, recommended by most major AC manufacturers
