V8 ENGINES, GASOLINE 6A2-13
227
222
210. PLUG, ENGINE BLOCK COOLANT DRAIN
220. PLUG, OIL FEED HOLE
221. PLUG, OIL GALLERY HOLE
222. PLUG; OIL GALLERY HOLE
223. PLUG, OIL GALLERY HOLE
224. PLUG, OIL GALLERY HOLE .
225. PLUG, OIL GALLERY HOLE
226. PLUG, OIL GALLERY HOLE
227; PLUG, OIL GALLERY HOLE
V2888
F i g u r e 2 0 — O i l G a l l e r y a n d C o o l a n t D r a i n H o l e P l u g s
• If a main bearing cap is damaged and requires
replacement, replace it as outlined later in this
section.
M e a s u r e ( F i g u r e 2 1 )
Head gasket surface distortion. Use a straightedge
and feeler gage to check for flatness of the milled
surface at the top ot the cylinder block. The surface
must be flat (within 0.10 trim (0.004 inch) to ensure
proper head gasket sealing.
C Y L I N D E R B O R E S
I n s p e c t • '
• Cylinder walls for scoring or other damage.
M e a s u r e ( F i g u r e 2 2 )
1
Tool Required:
J 8087 Cylinder Bore Gage (or equivalent)
Figure 21—Checking the Block Gasket Surface
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