Focaljet - Ford Focus Forums - View Single Post - PRODUCT FAQ: 5.7" Vortech/ProCharger/JRSC Supercharger Overdrive Crank Pulley

**venomrogue** · 02-07-2006, 09:29 AM

I read somewhere about being careful not to "overspin" a JRSC. With a 2.5 in pulley and this 5.7 in crank pulley, will I be hurting the blower itself?

02-07-2006, 09:29 AM	#11
venomrogue Senior TEAM Member Join Date: Jun 2002 Location: Dallas, TX Posts: 2,819	Re: PRODUCT FAQ: 5.7" Vortech/ProCharger/JRSC Supercharger Overdrive Crank Pulley I read somewhere about being careful not to "overspin" a JRSC. With a 2.5 in pulley and this 5.7 in crank pulley, will I be hurting the blower itself? __________________ Old School: 2002 fully built Powerworks Zetec New Hotness: 2004 JRSC SVT soon to be Powerworks Parts by Karl @ Massive Speed System (www.massivespeedsystem.com) Tuning and porting by Mark @ Skidmark Racing (turbof150.com)