The stock NA pulley is 130mm. The stock TT pulley is 120mmThe OD pulley is ~104mm. If you are using a NA H20 pulley on a TT motor your water pump is running about 20% slower then it should be if you also have a UR crank.
 Bernie Bilski berniebilski@cox.net 1995 Nissan 300ZX TwinTurbo in Cobalt Green 1997 Nissan 240SX SE in Ultra Red (some assembly required) 1995 Nissan Pick-Up XE in Super Black ZCCNV #390 ~ ECZA #368 Need INSTALLS, DIAGNOSTICS, SERVICE or PARTS in the NoVA/DC/MD area? Please email me or check out my current inventory. |