Description
TECHNICAL DATA
Year: 1999-2007
Liter: 15.2
CID: 928
Cylinders: L 6
Bore/Stroke: 5.4000-5.4020″, 6.7320″
Compression Ratio: –
Firing Order: 1-5-3-6-2-4
Comments: Diesel SOHC Electronic, Similar to 3406E, Non-AcertTune-Up Specifications:
Intake Valve Lash: .015″
Exhaust Valve Lash: .030″Cylinder Head Specifications:
Casting:
New Thickness/ Measured At:4.7180-4.7303″
Minimum Thickness:4.7050″,Measured from Injector Hole to Deck
Warp Specifications:.005″ Overall
OHC Camshaft Bore Diameter: 3.5813- 3.5829″ **See Comments
Comments: **CAUTION oversize cam bearings use Caterpillar part’s # 2170751 +.010″ and 2170752 +.030″Valve Specifications:
Stem Diameter: Intake- .3713-.3721″ Exhaust-.3713-.3721″
Total Length: Intake-7.9350-7.9710″ Exhaust- 7.9370-7.9730″
Head Diameter: Intake- 1.845-1.855″ Exhaust-1.641-1.651″
Angle: Intake-29-29.5ºExhaust-44-44.5º
Margin: Intake- .108″Minimum Exhaust- .081″ Minimum
Recession: Intake- .087-.110″ V/RECExhaust- .047-.071″ V/REC
Valve Guide Information:
Guide Height: Intake-1.358-1.398″ Exhaust-1.358-1.398″
Valve Seat Information:
Seat Width: Intake- .079″ Minimum Exhaust- .049″Minimum
Seat Angle: Intake- 29.75-30.75º Exhaust- 44.75-45.75º
Seat Outside Diameter: Intake- 1.8902-1.8912″Exhaust- 1.6861-1.6871″
Seat Inside Diameter: Intake- 1.594-1.634″ Exhaust- 1.417-1.457″
Seat Insert Bore Diameter: Intake- 1.8868-1.8888″ Exhaust- 1.6830-1.6850″
Seat Insert Bore Depth: Intake- .547-.555″ Exhaust- .543-.551″
Valve Spring:
Outer or Single Spring:
Free Length: Intake- Single Spring I&E= 2.950″ Exhaust- Dual Spring I&E
Installed Height: Intake- Single I&E= 2.600″ Exhaust- *See comments
Open Test Press: Intake- Single I&E=230-254# at 1.970″ Exhaust- 2 Different Sets of Dual Spring
Close Test Press: Intake- Single I&E= 83-91 # at 2.600″
Inner Spring:
Free Length: Exhaust- Dual Spring I&E
Installed Height: *See Comments
Open Test Press: 2 Different Sets of Dual Springs
Comments:
* 2 DIFF SETS OF DUAL SPRINGS – DO NOT INTERMIX!! INNER SPRING #175-7523 FREE LENGTH 2.797″, OPEN 76-84# @ 1.733″, CLOSED 24-30# @ 2.368″ & OUTER SPRING #175-7526 FREE LENGTH 3.066″, OPEN 157-163# @ 2.008″, CLOSED 50-62# @ 2.643″. (OTHER SET) INNER SPRING #211-3122 FREE LENGTH 2.823″, OPEN 86-94# @ 1.733″, CLOSED 31-35# @ 2.368″ & OUTER SPRING #211-3123 FREE LENGTH 3.020″, OPEN 192-212# @ 2.008″, CLOSED 66-78# @ 2.643″. 4 Bolt Connecting Rod torque procedure: Use the following procedure to tighten the connecting rod bolts: 1. Before assembly, lubricate the threads of the bolt and the seating faces of the caps with the clean engine oil. 2. Torque the bolt (1) and the bolt (3) to 70 ± 4 N·m (50 ± 3 lb ft). 3. Torque the bolt (2) and the bolt (4) to 70 ± 4 N·m (50 ± 3 lb ft). 4. Rotate the bolt (2) and the bolt (4) for an additional 60 ± 5 degrees. 5. Again, tighten the bolt (1) and the bolt (3) to 70 ± 4 N·m (50 ± 3 lb ft). 6. Rotate the bolt (1) and the bolt (3) for an additional 60 ± 5 degrees.
Caterpillar C15 Acert Engine Specifications:
Year:1999-2007
Liter: 15.2
CID: 928
Cylinders: L 6
Bore/Stroke: 5.4000-5.4020″/6.732″
Compression Ratio: –
Firing Order:1-5-3-6-2-4
Comments: Diesel SOHC Electronic, Similar to 3406E, ACERT
Caterpillar 3406E Engine Specifications:
Year: 1993-2005
Liter: 14.6
CID: 893
Cylinders: L 6
Bore/Stroke: 5.4000-5.4020″, 6.500″
Compression Ratio: 14.5:1
Firing Order: 1-5-3-6-2-4
Tune-Up Specifications:
Oil Pressure at Idle: –
Oil Presure: –
Intake Valve Lash: .015″
Exhaust Valve Lash: .030″
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