Cylinder Block Specifications

CYLINDER BLOCK

Application

In. (mm)

Cylinder Bore

Standard Diameter

"A" Piston ⁽¹⁾

3.5437-3.5441 (90.010-90.020)

"B" Piston ⁽¹⁾

3.5433-3.5437 (90.000-90.010)

Service Limit

3.546 (90.07)

Oversize

.25 O/S

3.553-3.554 (90.25-90.27)

.50 O/S

3.563-3.564 (90.50-90.52)

Maximum Taper

0.002 (0.05)

Maximum Deck Warpage

0.004 (0.10)

⁽¹⁾

Standard bore size is identified by "A" or "B" stamped on cylinder block deck surface (right front). Letters on block read from front cylinder to rear cylinder. Identification letters for No. 1 through No. 3 cylinders are on first line, and letters for No. 4 through No. 6 cylinders are on second line.