Operation CHARM: Car repair manuals for everyone.
Home >> Isuzu >> 2004 >> Ascender 2WD L6-4.2L >> Repair and Diagnosis >> Engine, Cooling and Exhaust >> Engine >> Engine Lubrication >> Oil Pump >> Specifications
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Oil Pump: Specifications

Fastener Tightening Specifications
Oil Pump Pickup Tube 10 Nm (89 inch lbs.)
Oil Pump Pressure Relief Valve 14 Nm (124 inch lbs.)

Engine Mechanical Specifications
Oil Pump
Gear Diameter - Drive 73.415-73.370 mm (2.893 - 2.891 inch)
Gear Diameter- Driven 87-86.975 mm (3.428-3.426 inch)
Gear Pocket - Depth 15.609-15 584 mm (0.615 -0.614 inch)
Gear Pocket- Diameter 87.065-87 040 mm (3430 -3 429 inch)
Gear Thickness-Drive 15.546-15521 mm (0613 -0611 inch)
Gear Thickness- Driven 15.360-15 511 mm (0605 -0 611 inch)
Lobe inner Diameter - Maximum 11.9 mm (0.469 inch)
Relief Valve-to-Bore Clearance 14.6-14.575 mm (0.575-0.574 inch)
pro multis · About Operation CHARM