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Make:YAMAHA ROCKER RATIO Model:CS FZR 5 VALVE |
| Ivan Tighe Engineering Pty Ltd Tel (07) 3271 6001 Fax (07) 3271 6005 Email: sales@tighecams.com.au |
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Profile |
Advertised Timings |
DURATION |
VALVE LIFT |
TAPPET |
REMARKS |
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Ex Op. |
Ex Cl |
In Op. |
In Cl |
Advertised |
@ 0.050 |
Gross. |
@ T.D.C. |
Ex. |
In. |
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| 986C |
64 |
32 |
34 |
62 |
276 |
276 |
0.296 |
0.296 |
0.010 |
0.008 |
Standard |
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|
761 |
72 |
40 |
44 |
68 |
292 |
292 |
0.302 |
0.302 |
0.010 |
0.008 |
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1165 |
70 |
40 |
43 |
67 |
290 |
290 |
250 |
250 |
0.323 |
0.323 |
0.010 |
0.008 |
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761/798 |
72 |
40 |
48 |
72 |
290 |
300 |
0.302 |
0.305 |
0.010 |
0.008 |
Speedway. |
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798 |
73 |
45 |
48 |
72 |
298 |
300 |
0.305 |
0.305 |
0.010 |
0.008 |
Fast road |
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798/841 |
73 |
45 |
53 |
77 |
298 |
310 |
0.305 |
0.304 |
0.010 |
0.008 |
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841C |
78 |
50 |
53 |
77 |
308 |
310 |
0.304 |
0.304 |
0.010 |
0.008 |
Road race |
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Notes: -Suitable for all 750cc & 1000cc Yamaha engines.
-Hardfaced camshafts only available.
-Exhaust valve springs require changing in high speed operation.