169
12
REJECT DIMENSIONS STANDARD SIZE REJECT SIZE
CYLINDER
Main Bearing 1.3795 in. (35.04 mm) 1.383 in. (35.13 mm)
Camshaft Bearing .5011 in. (15.88 mm) .504 in. (12.80 mm)
Bore Diameter 3.437 in. (87.30 mm) 3.441 in. (87.40 mm)
Bore Out-Of-Round N/A .0015 in. (.04 mm)
CYLINDER HEAD
Valve Guide .237 in. (6.02 mm) .240 in. (6.10 mm)
Intake Valve Stem Diameter .235 in. (5.97 mm) .233 in. (5.92 mm)
Exhaust Valve Stem Diameter .235 in. (5.97 mm) .233 in. (5.92 mm)
CYLINDER COVER
Main Bearing 1.6265 in. (41.31 mm) 1.629 in. (27.05 mm)
Camshaft Bearing .501 in. (12.72 mm) .504 in. (12.80 mm)
CRANKSHAFT
Crank Pin Journal 1.4985 in. (38.06 mm) 1.497 in. (38.02 mm)
Mag-Side Journal 1.3775 in. (34.99 mm) 1.376 in. (34.95 mm)
PTO-Side Journal 1.6245 in. (41.26 mm) 1.623 in. (41.22 mm)
Eccentrics 2.2045 in. (55.91 mm) 2.202 in. (55.93 mm)
CAMSHAFT
Mag-Side Journal .499 in. (12.67 mm) .498 in. (12.65 mm)
PTO-Side Journal .499 in. (12.67 mm) .498 in. (12.65 mm)
Intake Lobes 1.112 in. (28.24 mm) 1.098 in. (27.89 mm)
Exhaust Lobes 1.112 in. (28.24 mm) 1.098 in. (27.89 mm)
CONNECTING ROD
Crank Pin Bearing 1.500 in. (38.10 mm) 1.502 in. (27.99 mm)
Piston Pin Bearing .8006 in. (20.33 mm) .802 in. (20.37 mm)
COUNTERWEIGHT SYSTEM
AVS Bearing – Large End 2.207 in. (56.05 mm) 2.210 in. (56.13 mm)
AVS Bearing – Small End .490 in. (12.40 mm) .493 in. (12.52 mm)
PISTON
Piston Pin .7998 in. (20.31 mm) .799 in. (20.29 mm)
Piston Pin Bearing .8006 in. (20.33 mm) .802 in. (20.37 mm)
Ring End Gap (Top) .006-.009 in. (.15-.23 mm) .030 in. (.76 mm)
Ring End Gap (Middle) .014-.018 in. (.35-.45 mm) .030 in. (.76 mm)
Ring End Gap (Oil Control) .006-.010 in. (.15-.25 mm) .030 in. (.76 mm)
Ring Land Clearance (Top) .002-.005 in. (.05-.12 mm) .007 in. (.18 mm)
Ring Land Clearance (Middle) .002-.005 in. (.05-.12 mm) .007 in. (.18 mm)
Ring Land Clearance (Oil Control) .002-.005 in. (.05-.12 mm) .007 in. (.18 mm)