Cylinder Block - Honda Civic Service Manual

Cylinder Block
Inspection
'L
Measure wear and taper in directions X and y at three
levels in each cvlinder as shown.
Cylinder Boro Size
816A2 engine:
Standard (Newl: 81.00 - 81.02 mm
{3.1t|:l - 3.190 int
Service Limit:
81.07 mm {3.192 in)
D16Y5, D16Y7, D16Y8 engines:
Standard lNew): 75.00 - 75.02 mm
(2.9s3 - 2.954 in)
Sarvice Limit:
75.07 mm (2.956 in)
Oversize
816A2 engiDe:
0.25t 41.25 - A1.27 mm {3.199 - 3.200 in)
D16Y5, D16Y7, D16Y8 Engines:
0.25t 75.25 -15.27 mm (2.9626 - 2.963,0 in)
0.50: 75.50 - 75.52 mm 12.9721- 2.9i32 inl
Bore TaDet
Limit: (Difference between first and third measure"
ment) 0.05 mm (0.002 inl
7 - 1 6
lf the measurements in any cylinder are beyond
the Oversize Bore Service Limit, replace the block.
lf the block is to be rebored. refer to piston Clear-
ance Inspection (see page 7-15) after reboring.
NOTE: Scored or scratched cylinder bores must be
honed.
Reboring Limit:
Bl642 enginc:
0.25 mm (0.01 in)
Dl6Y5, D16Y7, D16Y8 engin€s:
0.50 mm (0.02 in)
Check the top of the block for warpage,
Measure along the edges and across the center as
shown.
SURFACES TO BE MEASUREO
Engine Block Warpage:
Bl6A2 engine:
Standard (Now): 0.05 mm {0.002 inl max.
Service Limh: 0.08 mm (0.003 in)
DtOYs, D16Y7, D16Y8 €nginas:
Standard (N€w): 0.07 mm l0.OO3 inl max.
Servica Limit;
0.10 mm {0.00it in)
PRECISION STRAIGHT EDGE