2003 Ford F150 Super Crew 4WD V8-54L Piston Specifications
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Piston: Specifications
Piston diameter-grade 1 (at right angle to pin bore) .............................................................................................. 90.175-90.165 mm (3.5502-3.5498 inch)
Piston diameter-grade 2 (at right angle to pin bore) .............................................................................................. 90.185-90.175 mm (3.5506-3.5502 inch)
Piston diameter-grade 3 (at right angle to pin bore) .............................................................................................. 90.195-90.185 mm (3.5510-3.5506 inch)
Piston-to-cylinder bore clearance (at grade size) ...................................................................................................... 0.025-0.045 mm (0.0010-0.0018 inch)