Dimension & Clearance Specifications - General

Engine Type V6

Regular Production Option
(RPO) Code
RPO Code LF6 Vin Code X
RPO Code L35 Vin Code W

Displacement 4.3L (262 CID)

Bore 101.60 mm (4.012 inch)

Stroke 88.39 mm (3.480 inch)

Compression Ratio 9.2:1

Spark Plug Gap 1.52 mm (0.060 inch)

Oil Pressure (Minimum)
At Operating Temperature
A 42 kPa at 1,000 RPM (6 psig at 1,000 RPM)
B 125 kPa at 2,000 RPM (18 psig at 2,000 RPM)
C 166 kPa at 4,000 RPM (24 psig at 4,000 RPM)