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Piston, Engine|Specifications|Page 1687 > < Crankshaft Balancer <--> [Harmonic Balancer - Crankshaft Pulley]|Specifications|Page 1683

Lumina V6-191 3.1L VIN T MFI (1993)

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Piston: Specifications

PISTON

Diameter [1]  ...............................................................................................................................................  88.976 - 88.994 mm (3.5029 - 3.5037 in)
Clearance  ...................................................................................................................................................  0.0235 - 0.0565 mm (0.0009 - 0.0022 in)

PISTON PIN

Diameter  ...................................................................................................................................................  23.006 - 23. 013 mm (0.9057 - 0.9060 in)
Clearance ....................................................................................................................................................  0.0096 - 0.0215 mm (0.0004 - 0.0008 in)

[1]

Piston Diameter is gaged at skirt 1/4 inch below centerline of piston.

Piston, Engine|Specifications|Page 1687 > < Crankshaft Balancer <--> [Harmonic Balancer - Crankshaft Pulley]|Specifications|Page 1683