Perkins 903.27 Torque & Engine Specifications, See Build List sleeveless block rectangular top ring
Engine Details & Torque Specs
Engine Make: Perkins
Engine Cubic Inches: 165
Engine Model: 903.27
Engine Notes: See Build List sleeveless block rectangular top ring
Other Notes: sleeveless block, rectangular top ring, 3 ring piston, re-entrant bowl
Year/Serial: Fuel: Diesel
Cylinders: 3
Bore: 3.741"
Stroke: 5.000"
Firing Order: 1-2-3
Intake Valve Lash: .008 hot & cold (.203mm)
Exhaust Valve Lash: .018" hot & cold (.450 mm)
Rod Torque: 77.5 ft/lbs
Head Torque: bolts 1-8: 52, 52 ft/lbs, +60 degrees, +60 degrees, bolts 9-12: 37, 37 ft/lbs, +60 degrees
Main Torque: 152.5 ft/lbs
Rod Journal Diameter: 2.2484-2.2492"
Main Journal Diameter: 2.7485-2.7493"
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