Overview

March Performance Chevy Big Block Ultra Drive Ultra Serpentine Kits

March Performance Chevy Big Block “Ultra Drive” ultra serpentine kits are designed for mounting accessories below the valve covers and in-between the width of the heads. They’re precision CNC-machined from 6061-T6 aluminum for strength and perfect fit. The pulleys will not fracture like common cast pulleys, since they have high tensile strength for much longer wear—and are hard-coated for extra durability. Order the kit recommended for your year/make and engine application.

Ultra kits feature:

* Polished Sanden air conditioning compressor

* 140 amp alternator

* Edelbrock aluminum reverse rotation short water pump

* Maval Type 2 power steering pump (except where noted)

* Dayco spring loaded tensioner with housing cover

* Air conditioning bracket and nose cover

* Alternator bracket

* Billet power steering bracket and housing cover (except where noted)

* Crank pulley

* Hard-coated water pump pulley with fairing and nose cover

* Alternator pulley with machined fan and nose cover

* Billet power steering and tensioner pulley nose covers

* Wing cross emblem

* Air conditioning line fittings

* Grade 8 mounting hardware

Warranty