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Engines and Components› Engine Covers, Pans and Dress-Up Components

MARCH PERFORMANCE

BBC Style Track Serp System W/ AC Black

$3,174.52 $2,599.86 Save $574.66

SKU: M05O 21255-08

In Stock
In Stock
Ships by Jul 13
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The March Performance 42-21255 is a Chevrolet Big Block Alternator and A/C Bracket Kit. It features a highly styled, one-piece alternator and A/C bracket for rigid support. A separate bracket allows for the option of power steering or no power steering.

This kit includes a 105 amp alternator, alternator pulley with fan and nose cover, a matching A/C compressor, and a cast aluminum water pump with hard-coated pulleys. It also comes with alternator and A/C brackets, a larger diameter crank pulley for better accessory drive, a belt tensioning tool, and all necessary mounting hardware.

Fitment

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Specifications

BrandMARCH PERFORMANCE
Part NumberM05O 21255-08

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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