CUMMINS N14 Specifications download pdf (Page 521)

100

101

Injectors (PTD-Top Stop)

• New Big Cam IV and 88 Big Cam IV 34 25

Note: For New Big Cam IV and 88 Big Cam IV engines (3/8-inch - 16 capscrews), tighten the

capscrews alternately and evenly, 11 N•m [8 ft-lb] torque one at a time to a final torque of 34 N•m

[25 ft-lb].

Injectors (PTD-STC) 54 40

Fuel Crossovers 4 35 in-lb

Crossheads - Lock Nut

• Less JacobsW Brake:

.. With adapter, Part No. ST-669 35 25

.. Less adapter 40 30

• With JacobsW Brake Model 401

adjusting screw (exhaust crosshead only)

.. With adapter, Part No. ST-669 30 22

.. Less adapter 35 25

Rocker Housing Mounting Capscrews 80 60

Engine Brake Mounting Capscrews 95 70

Note: Tighten the capscrews in the sequence shown.

STC External Oil Manifold 11 95 in-lb

Injector Adjusting Screw 0.56-0.68 5-6 in-lb

Specifications Engine Assembly - Capscrew Torque Values

NT 855 Page 18-17

Torque Values

Part or Assembly Step N•m ft-lb

1 2 ... 516 517 518 519 520 521 522 523 524 525 526 ... 586 587

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CUMMINS N14 Specifications Page 521

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