Serpentine Pulleys

Long Water Pump Performance Ratios:

 Set  

Crank pulley

W/P pulley

Alt. pulley with nose cover

P/S Keyway pulley

P/S Press Fit pulley

Alt. belt size with March Bracket : 20125

P/S belt size with March Bracket : 20150

 7210

 7211 (5.75")

 6312 (6.25")

 208 (2.75")

 42.5"

7630

 7231 (5.75")

 6312 (6.25")

 208 (2.75")

 Optional :  616

Optional :  617

 42.5"

 38"

Long Water Pump Mid-Performance Ratios:

7635

 7211 (5.75")

 6322 (5.25")

 208 (2.75")

 42.5"

7640

 7231 (5.75")

 6322 (5.25")

 208 (2.75")

 Optional :  616

Optional :  617

 42.5"

 38"

Long Water Pump High Water Flow Ratios:

7310

 7311 (7")

 6322 (5.25")

 208 (2.75")

 44.5"

7330

 7331 (7")

 6322 (5.25")

 208 (2.75")

Optional : 623

 Optional : 624  

 44.5"

 39"

Short Water Pump Performance Ratios:

 Set

Crank pulley

W/P pulley

Alt. pulley with nose cover

Optional W/P nose cover

Optional Alt. fan

7610

7611 (5.75")

6212 (6.25")

208 (2.75")

Optional : 312

Optional : 221

Short Water Pump High Water Flow Ratios:

 7670

7671 (7")

7622 (5.25")

208 (2.75")

Optional : 221