March "Style Track" Serpentine All Inclusive System, Pontiac 326-455c.i. - 13135 Black Onyx (MAR-13135-07)

The March Performance Style Track All-Inclusive Serpentine System (MAR-13135) delivers ultimate accessory integration for Pontiac 326–455 engines equipped with power steering and A/C. Featuring an ultra-compact aluminum GM Type II power steering pump, this kit simplifies front-end accessory drive management into a single, high-efficiency serpentine belt loop. Designed to match Butler Performance standards for durability and fitment, each bracket and pulley is machined from solid 6061-T6 billet aluminum to keep your belt tracking straight under high RPM.

Key Features & Highlights

• Integrated Power Steering: Comes equipped with a compact aluminum GM Type II power steering pump for responsive hydraulic steering input (requires remote reservoir).

• Complete Front Drive System: Features a 140-Amp GM CS130 alternator, Sanden 7176 A/C compressor, and high-flow water pump.

• Innovative Tensioner Tool: March's built-in tensioning mechanism allows fast belt adjustment while keeping bracketry clean and uncluttered.

• Show-Quality Durability: Available in clear or black powder-coated billet finishes that resist corrosion, oil, and engine bay heat.

System Specifications & Requirements

• Application: Pontiac 326, 350, 389, 400, 421, 428, and 455 c.i. V8 engines.

• Balancer Requirement: 1968 & newer 4-bolt damper (without V-groove).

• Timing Cover Requirement: 1969 & newer 11-bolt water pump timing cover.

• Power Steering Pump: GM Type II (requires external remote power steering reservoir).

• Includes: 140A Chrome Alternator, Sanden A/C Compressor, GM Type II Power Steering Pump & Pulley, Water Pump, Crank Pulley, Pulley Covers, Brackets, Idlers, Tensioner Tool, and Mounting Hardware.