Suzuki 2000 Grand Vitara SQ416, Service Manual

Page: 460 / 729

YH4
GRAND
VITARA
ENGINE MECHANICAL (J20 ENGINE) 6A4-41
If measured camshaft journal clearance exceeds limit, measure
journal (housing) bore and outside diameter of camshaft journal.
Replace camshaft or cylinder head assembly whichever the differ-
ence from specification is greater.
Item Standard
Camshaft journal
bore dia. (IN & EX) 26.000 – 26.033 mm
(1.0236 – 1.0249 in.)
Camshaft journal
O.D. (IN & EX) 25.934 – 25.955 mm
(1.0210 – 1.0218 in.)
Wear of Hydraulic Valve Lash Adjuster
Check adjuster for pitting, scratches, or damage.
If any malcondition is found, replace.
Measure cylinder head bore and adjuster outside diameter to deter-
mine cylinder head-to-adjuster clearance. If clearance exceeds
limit, replace adjuster or cylinder head.
Item Standard Limit
Hydraulic valve
lash adjuster
O.D.
30.959 – 30.975 mm
(1.2189 – 1.2194 in.)
–
Cylinder head
bore 31.000 – 31.025 mm
(1.2205 – 1.2214 in.)
–
Cylinder head
to adjuster
clearance
0.025 – 0.066 mm
(0.0010 – 0.0025 in.)
0.15 mm
(0.0059 in.)