• Cummins 504 Engine Specs

Pipe Plug Torque Specs. Size ft-lb N-m 1/8 5-7 7-9 1/4 15-20 20-27 3/8 20-25 27-34 1/2 20-25 27-34 3/4 25-30 34-41 1 inch.

40-45 54-61 Side Capscrews Torque ft-lb N-m 1. Tighten to 35-40 47-54 1. Tighten to 100-110 136-149 Plate Capscrew Torque ft-lb N-m 20-23 27-31 Main Bearing Capscrews Torque Sequence ft-lb N-m 1. Tighten to 55-65 75-88 2.

Advance to 115-125 156-170 3.Advance to 165-175 224-237 4. Loosen All 5.

Repeat Steps 1,2 and 3 V-378 & V-504 Cyl. Head Capscrew Torque ft-lb N-m.1. Tighten to 80-90 108-122.2.

Tighten to 110-115 149-156. Cylinder Head Plug Specs. Size ft-lb N-m 1/8 5-10 7-14 Fuse Plug 5-10 7-14 3/8 35-45 47-61 1/2 60-70 81-95 3/4 65-75 88-102 1 inch. 135-145 183-197 Connecting Rod Nut Torque Sequence V/VT 555 ft-lb N-m 1. Tighten to 40-45 54-61 2. Advance to 85-90 115-122 3.

Loosen All 4. Tighten to 40-45 54-61 5.

Advance 60° in 30° increments Connecting Rod Nut Torque Sequence V 378,504 ft-lb N-m 1. Tighten to 20-25 27-34 2. Advance to 50-55 68-75 3. Loosen All 4. Tighten to 20-25 27-34 5. Advance 60° in 30° increments V-555 Cyl. Head Capscrew Torque ft-lb N-m.1.

Tighten to 25-30 34-41.2. Tighten to 80-90 108-122.3. Tighten to 135-140 183-190. Follow Sequence Below Cylinder Head Tightening Sequence - V8 Note: The capscrews securing the rocker lever assembly are part of the cylinder heads capscrews.

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Cummins 504 Engine Specs

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