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ENGINE
3.13
700/800 EFI ENGINE SERVICE DATA
Cylinder / Piston / Connecting Rod EFI Engine No.
EH680OLE
EFI Engine No.
EH780OLE
Cylinder
Surface warpage limit
(mating with cylinder head)
0.004” (0.10 mm)
Same
Cylinder bore Std 3.1495” (80 mm)
Same
Taper limit 0.00031” (0.008 mm)
Same
Out of round limit 0.00030” (0.0075 mm)
Same
Piston clearance Std .040” ± .015”
(.041 ± .016 mm)
Same
Boring limit N/A N/A
Lifter
Outer Diameter Std 0.84245” ± 0.00025”
(21.39 8± 0.00635 mm)
Same
Block Bore Std 0.8438” ± 0.00062”
(21.4322 ± 0.0157 mm)
Same
Piston
Std 3.1477”± .000121”
(79.954± .003mm)
3.14803” ± .00028I
(79.960 ± .007 mm)
Standard inner diameter of piston pin
bore
0.78789” ± .00009I
(20.0125 ± 0.003 mm)
0.70902” ± .00012I
(18.009 ± 0.003 mm)
Piston Pin
Outer diameter 0.7874” -- 0.7872”
(20 -- 19.995 mm)
0.70866” -- 0.70846”
(18 -- 17.995 mm)
Standard clearance-piston pin to pin
bore
0.00059” ± 0.0002”
(0.015 ± 0.005 mm)
0.00047” ± 0.00024”
(0.012 ± 0.006 mm)
Degree of fit Piston pin must be a push
(by hand) fit at 68° F(20°
C)
Same