0 Tune-Up Specifications - Chevrolet Corvette 1963 Repair & Tune-Up Manual

Spark Plugs
Year Model Type
1971 270 hp R44TS
330 hp R43TS
365 hp R43TS
425 hp R44®
1972 200 hp R44T
255 hp R44T
270 hp R44T
1973 190hp R44T
250 HP R44T
270 hp R44T
1974 195hp R44T
250 hp R44T
270 hp R44T
1975-76 165 hp R44TX
205 hp R44TX
1977 180 hp R45TS
2 1 0 h p R45TS
1978 185 hp R45TS
220 hp R45TS
1979 195 hp R45TS
225 hp R45TS
Tune-Up Specifications (cont.)
Distributor
Point Point Basic Ignition
Gap Dwell Gap Timing (deg
BTDC)
(In.) (deg) (In.)
0.035 28-32 0.019 4®
0.035 Transistor 8©
Ignition
0.035 28-32 0.019
0.035 Transistor
Ignition
0.035 29-31 0.019
0.035 29-31 0.019
0.035 28-30 0.019
0.035 29-31 0.019 12
0.035 29-31 0.019
0.035 29-31 0.019 10
0.035 29-31 0.019 8®
0.035 29-31 0.019
0.035 29-31 0.019 10
0.060 Electronic
0.060 Electronic 12
0.045 Electronic
0.045 Electronic 12
0.045 Electronic 6©
0.045 Electronic 12
0.045 Electronic 6©
0.045 Electronic 12
Valves
llrtake
Clearance (In.)
Intake Exhaust (deg BTDC)
® ®
0.024 0.030
8 ® ®
8 0.024 0.028
8 © ©
4 0.024 0.030
8 ® ©
® ® 26©
8 ® ®
® ®
® ® 26©
8 © ©
© ©
6 © ©
© ©
8 ® ®
® ©
© ®
® ®
© ®
® ©
Normal
Idle Fuel
Speed Pressure
(rpm)
(psl)
26 600® 7V2-9
36 700 7'/2-9
56 600 7Va-9
44 700 7Va-9
26 800® 7V2-9
36 900 7V2-9
56 750® 7Vz-9
1
9 0 0 ® ® 7 /2-9
40 9 0 0 ® ® 7V2-9
56 9 0 0 ® ® 7V2-9
1
900® 7 /2-9
1
40 900® 7 /z-9
56 800® 7Va-9
1
26 800® 7 /a-9
40 900® 7Va-9
26 800® 7V2-9
1
40 900® 7 /2-9
1
(®
26 7 /a-9
fiS
40 7'/2 -9
1
26 ® 7 /2-9
1
40 ® 7 /2-9
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30
3
39
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