An idler pulley for LS1 setups running the Hi-Vol T-pump, in a block mount style with a double bearing and a smooth finish. It's part of the LS1 block mount setup: Howe's price list says it requires bracket P#937, and part 937 includes this pulley.
- Type: idler pulley, block mount
- Double bearing, smooth finish
- Requires P#937 bracket (937 includes this pulley)
- For LS1 F-body engines
That 937/938 setup is for the LS-1 'F body' (Camaro, Firebird, Pontiac Grand Prix) and does not fit a 'truck motor' per Howe.
Howe Performance part number 347.