Connecting Rod: Specifications

Piston and Connecting Rod
Piston diameter - code red 96.795-96.782 mm (3.8108-3.8103 inch)
Piston diameter - code blue 96.808-96.795 mm (3.8113-3.8108 inch)
Piston diameter - code yellow 96.821-96.808 mm (3.8118-3.8113 inch)
Piston-to-cylinder bore clearance (undercoated clearance) 0.018-0.044 mm (0.0007-0.0017 inch)
Piston ring end gap - compression (top, in gauge) 0.17-0.33 mm (0.0067-0.013 inch)
Piston ring end gap - compression (bottom, in gauge) 0.3-0.55 mm (0.0 118-0.0217 inch)
Piston ring end gap - oil ring (steel rail, in gauge) 0.15-0.65 mm (0.0059-0.0256 inch)
Piston ring groove width - compression (top) 1.54-1.52 mm (0.0606-0.0598 inch)
Piston ring groove width - compression (bottom) 1.54-1.52 mm (0.0606-0.0598 inch)
Piston ring groove width - compression (oil) 3.05-3.03 mm (0.1200-0.1193 inch)
Piston ring width - compression (top and bottom) 1.460-1.490 mm (0.0575-0.0587 inch)
Piston ring width - compression (oil) Side seal - snug fit
Piston ring-to-groove clearance (1st and 2nd ring) 0.030-0.080 mm (0.0012-0.0032 inch)
Piston pin bore diameter 22.94-22.98 mm (0.9032-0.9047 inch)
Piston pin diameter 23.000-23.003 mm (0.9055-0.9056 inch)
Piston pin length 63.55-63.05 mm (2.5096-2.4823 inch)
Piston pin-to-piston fit 0.011-0.018 mm (0.0004-0.0007 inch)
Piston-to-connecting rod clearance -
Connecting rod-to-pin clearance (1,800 lbs) Press fit 8 kilo-newtons
Connecting rod pin bore diameter -
Connecting rod length (center-to-center) 154.66-154.74 mm (6.0890-6.0921 inch)
Connecting rod maximum allowed bend 0.04 per 25 mm (0.0016 per inch)
Connecting rod maximum allowed twist 0.059 per 25 mm (0.002 per inch)
Connecting rod bearing bore diameter 61.635-61.655 mm (2.4266-2.4274 inch)
Connecting rod bearing-to-crankshaft clearance - desired 0.025-0.035 mm (0.001-0.0014 inch)
Connecting rod bearing-to-crankshaft clearance - allowable 0.022-0.069 mm (0.00086-0.0027 inch)
Connecting rod side clearance 0.11-0.49 mm (0.0047-0.0193 inch)

Connecting Rod Cap Bolts; Assembly