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Make:HONDA - TWIN CAM Model:CS V-TEC ROCKER RATIO |
| Ivan Tighe Engineering Pty Ltd Tel (07) 3271 6001 Fax (07) 3271 6005 Email: sales@tighecams.com.au |
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Profile
Number |
Advertised Timings
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DURATION
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VALVE LIFT
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TAPPET
CLEARANCE |
REMARKS
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Ex Op.
B.B.D.C. |
Ex Cl
A.T.D.C |
In Op.
B.T.D.C. |
In Cl
A.B.D.C |
Advertised
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@ 0.050"
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Gross.
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@ T.D.C.
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Ex.
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In.
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| STD | 40 | 5 | 10 | 40 | 225 | 230 | 190/180 | 190/180 | .404" | .437" | .338" | .231" | .010" | .008" | 1052/1053. |
| #01 | 47 | 13 | 15 | 45 | 240 | 240 | 190 | 190 | .457" | .457" | .338" | .338" | .010" | .008" | 1054/1052. |
| #02 | 47 | 13 | 15 | 45 | 240 | 240 | 200 | 200 | .457" | .457" | .380" | .380" | .010" | .008" | 1054/1052A |
| #03 | 50 | 10 | 25 | 55 | 240 | 260 | 200 | 200 | .457" | .460" | .380" | .380" | .010" | .008" | 1161A/1238/1054. |
| #04 | 57 | 23 | 27 | 53 | 260 | 260 | 200 | 210 | .460" | .460" | .400" | .400" | .010" | .008" | 1161A/1238A. |
Notes -
- Secondary valve timings are at 1mm lift.
- Camshafts can be made from cast iron, steel or hard faced.
- For performance application the primary and mid. lobes are the same.
- Valve-piston clearance muct be checked on larger profiles.
- On some competition camshafts the primary and secondary lobes are the same.