YB NA

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Technical data — YB NA

Displacement1993cc
Production Years1985–1992
Block MaterialCast Iron
Cylinder CoatingNone
Block Height (mm)—
Bore Spacing (mm)—
Bore (mm)91.5–94 (DP overbore range)
Stroke (mm)77 / 82 / 84 (stroker options)
Rod Length (mm)136 / 133.5 / 139.5
Wrist Pin Diameter (mm)22
Rod Big End Bore (mm)55mm
Rod Big End Thickness (mm)25.75mm
Rod Small End Thickness (mm)—
Cylinders4
CH (mm)29.3–33.3 by config
Compression Ratio—
Combustion Chamber (cc)—
Skirt Coating Required (all Series)—
Crown Coating Required (all Series)—
Engine Code(s)—
Engine Type(s)—
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