Reliant Rebel 700 1967 Workshop Manual page 39

Operation 17 Valve clearance - tappet adjustment
Tappet clearances are:-
To adjust
1. Remove rocker cover.
2. Remove spark plugs.
3. Turn engine in normal running direction in order to open
and close the valves and check in the following order:
No. 1 valve with No. 8 valve fully open.
No. 2 valve with No. 7 valve fully open.
No. 3 valve with No. 6 valve fully open.
No. 4 valve with No. 5 valve fully open.
No. 5 valve with No. 4 valve fully open.
No. 6 valve with No. 3 valve fully open.
No. 7 valve with No. 2 valve fully open.
No. 8 valve with No. 1 valve fully open.
Engine specification
Cylinder head
Material
Joint gasket thickness
Cylinder Block
Material
Crankshaft
Material
Main bearing journals
Crankpin journals
End float
Crankshaft regrinding size
1st undersize
Main bearing journals
Crankpin journals
2nd undersize
Main bearing journals
Crankpin journals
3rd undersize
Main bearing journals
Crankpin journals
Pistons
Material
Size 700cc
750cc
All lands 700cc
750cc
At skirt 700cc
750cc
Piston rings
Gap
Width (compression rings)
Groove clearance
Width (oil scraper ring)
Groove clearance
Oversize rings available
Compression ring top
Compression ring bottom
0.152mm (0.006 in) cold,
0.254 mm (0.010 in) hot
When adjustment is made the valve must be in the fully closed
position (figure 30).
4. Refit spark plugs and reconnect HT leads in the correct
order.
5. Refit rocker cover, renewing gasket if necessary.
Alternatively the tappets can be adjusted using a proprietary tool
similar to No. 6500A (see figure 31).
Stud removal
Damaged studs can be removed using extractor tool part No. 450A, in
conjunction with the tappet adjuster wrench No. 6500A as shown in
Figure 32
Aluminium alloy
1.02 mm (0.040 in)
Forged aluminium alloy
Forged high tensile steel
44.44 to 44.45 mm (1.7495 to 1.75 inches)
33.07 to 33.08 mm (1.312 to 1.3025 inches)
0.0254 mm (0.001 in) minimum
0.1524 mm (0.006 in) maximum
0.254 mm (0.010 in)
44.18-44.19 mm (1.7395-1.740 in)
33.07-33.08 mm (1.302-1.3025 in)
0.508 mm (0.020 in)
43.93-43.94 mm (1.7295-1.73 in)
32.81-32.82 mm (1.292-1.2925 in)
1.016 mm (0.040 in)
43.42-43.43mm (1.7095-1.71 in)
32.31-32.32 mm (1.272-1.2725 in)
Low expansion aluminium alloy
60.50 mm (2.382 in)
62.53 mm (2.462 in)
60.15-60.2 mm (2.368-2.37 in)
62.17-62.26 mm (2.448-2.451 in)
60.47-60.48 mm (2.381-2.386 in)
62.47-62.5 mm (2.459-2.638 in)
0.17-0.30 mm (0.007-0.012 in)
1.245-1.250 mm (0.49-0.50 in)
0.038-0.089 mm (0.0015-0.0035 in)
3.150-3.175 mm (0.124-0.125 in)
0.038-0.089 mm (0.0015-0.0035 in)
0.254 mm (0.010 in)
0.254 mm (0.010 in)
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