Here’s a clean, RacingJunk-style classified rewrite—clear, professional, and easy to scan:
For sale is a complete Big Block Chevy B&M 174 polished Pro-Street supercharger setup for 396–502 BBC. This is a turn-key kit and includes everything shown.
Supercharger & Drive
* Polished B&M 174 blower with Teflon-stripped rotors
* Rotors and Teflon are in excellent condition
* Fresh oil change, ready to run
* Smaller 2.86" upper pulley
* Upgraded 10-rib drive system with heavy-duty belt tensioner
* Desirable upgraded 7" high-performance crank pulley
* Original B&M belt included plus Gates HD Greenbelt
* Polished billet aluminum 3-V accessory crank pulley included Intake
* Polished B&M rectangle-port intake manifold
* Mild port and polish on runners
* Brand new blower-to-intake base gasket included (not shown)
Carburetor & Fuel
* Nearly new ProForm 850 CFM double pumper
* Electric choke
* AN fuel line setup with pressure gauge
Performance
• This combo made over 1'si on a 454 BBC
All parts are in perfect working order and in excellent condition.
