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Home >> GMC >> 1991 >> Value Van 7.4 N >> Repair and Diagnosis >> External Pages >> Different car >> Section 87 (3.0L V6 - VIN [3]) >> Engine Specifications >> Pistons, Pins & Rings Specifications

Pistons, Pins & Rings Specifications

WARNING: This page is about a different car, the 1995 Plymouth Voyager, 1995 Plymouth Grand Voyager, 1995 Dodge Grand Caravan, and 1995 Dodge Caravan. However, it is still accessible from the selected car via links, so may be relevant.
PISTONS, PINS & RINGS

Application In. (mm)
Pistons
Clearance .0012-.0020 (.030-.051)
Diameter 3.585-3.586 (91.06-91.09)
Rings
No. 1
End Gap
Standard .012-.018 (.30-.45)
Wear Limit .031 (.80)
Side Clearance
Standard .0020-.0035 (.051-.090)
Wear Limit .0039 (.100)
No. 2
End Gap
Standard .018-.024 (.45-.60)
Wear Limit .031 (.80)
Side Clearance
Standard .0016-.0033 (.040-.085)
Wear Limit .031 (.80)
No. 3 (Oil)
End Gap
Standard .008-.024 (.20-.60)
Wear Limit .039 (1.00)