Usage:
(1) Front housing assembly.
(2) Oil pump cover assembly.
(3) 9L9243 Spring (pump pressure relief valve):
Length under test force ... 2.579 in.(65.51 mm)
Test force ... 37.3 ± 1.9 lb.(166.5 ± 8.5 N)
Free length after test ... 3.50 in.(88.9 mm)
Outside diameter ... .875 in.(22.23 mm)
(4) Width of oil pump rotors (new) ... 1.2480 ± .0003 in.(31.699 ± 0.008 mm)
Depth of counterbore in front housing (new) ... 1.252 ± .001 in.(31.80 ± 0.03 mm)
(5) Maximum permissible end clearance of oil pump gears when measured with oil pump installed to front cover ... .006 in.(0.15 mm)
(6) Clearance of oil pump gear rotor tip ... .002 to .006 in.(0.05 to 0.15 mm)
Maximum permissible clearance of oil pump gear rotor tip ... .009 in.(0.23 mm)
(7) Bearing junction.
(8) Diameter of bearing for rotor (new) ... 2.8041 ± .0022 in.(71.244 ± 0.056 mm)
(9) Position of bearing junction from vertical centerline ... 75 ± 30°
Pressure of oil when measured at oil filter base (warm oil):
High idle rpm ... 55 to 85 psi(380 to 590 kPa)
Low idle rpm ... minimum oil pressure of 15 psi(105 kPa)