ASP 23% Crank Underdrive Pulley
#1
ASP 23% Crank Underdrive Pulley
This is a used ASP - Auto Specialties 23% underdrive pulley. You remove your stock crank damper pulley and put this one in it's place. This will give you a 23% underdrive on your accessories. Bought it from Summit 4 years ago and it worked great. Never had charging issues with a big cam and a large stereo system. This is the only pulley I'd use on a LT1. Part number 945103.
New $178.
Used $110 shipped.
Link to details: http://www.summitracing.com/parts/ASP-945103/
-Dustin-
New $178.
Used $110 shipped.
Link to details: http://www.summitracing.com/parts/ASP-945103/
-Dustin-
#6
The biggest thing I noticed was the car revving quicker. Although there used to be a dyno thread rolling around in the LT1 engine tech area. If I remember correctly crappy March pullies netted 6hp/8tq average. I'd expect that or at little more from good ASP ones.
-Dustin-
-Dustin-
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