Slp underdrive pulley 6.1 hemi

The underdrive pulley issue is a long story. I ran an underdrive pulley a few years back to solve an overheating issue with the power steering pump in my ’97 F-body in drivers ed track events. Worked quite well and toned down the overheating. I never really had any charging issues. UNderdrive pulley for 5.7 L hemi. ... i replaced the 5.7 timing tensioner with one from a 6.1 the 6.1 has more springs and while its not common, some have seen the 5 ...

Ori hanegby