| HOLDEN V6 | ||||||
| We recommend all of these cams be used with modified computer program | ||||||
| VN Series I 1989-91 (Flanged cam | ||||||
| PART NO. | VALVE TIMING | DUR | .075" DUR. | VALVE LIFT | POWER RANGE | COMMENTS |
| 6071561 | IN.23/59 EX.68/16 |
262 264 |
193 202 |
.440" .440" |
1500 5500 |
High torque cam for standard engines. |
| 6071562 | IN.22/64 EX.70/20 |
265 270 |
201 206 |
.440" .440" |
1800 6000 |
Medium performance cam for standard engines. Needs headers and exhaust system |
| 6071563 | IN.25/65 EX.72/24 |
270 275 |
206 210 |
.472" .472" |
2000 6300 |
Hot cam for modified engines. Needs headers and twin cat exhaust system. |
| 607757 | IN.31/65 EX.71/25 |
276 276 |
210 216 |
.494" .508" |
2200 6500 |
Hot street cam for modified engines. Needs head work, headers and twin cat exhaust system. |
| 607950 | Custom ground billet, using selected master. | |||||
| VN series II to VR | ||||||
| PART NO. | VALVE TIMING | DUR | .075" DUR. | VALVE LIFT | POWER RANGE | COMMENTS |
| 7741561 | IN.23/59 EX.68/16 |
262 264 |
193 202 |
.440" .440" |
1500 5500 |
High torque cam for standard engines. |
| 7741562 | IN.22/64 EX.70/20 |
265 270 |
201 206 |
.440" .440" |
1800 6000 |
Medium performance cam for standard engines. Needs exhaust system. |
| 7741563 | IN.25/65 EX.72/24 |
270 275 |
206 210 |
.472" .472" |
2000 6300 |
Hot cam for modified engines. Needs headers and twin cat exhaust system. |
| 774757 | IN.31/65 EX.71/25 |
276 276 |
210 216 |
.494" .508" |
2200 6500 |
Hot street cam for modified engines. Needs head work, headers and twin cat exhaust system. |
| 774950 | Custom ground billet, using selected master. | |||||
| ECOTEC VS - VU | ||||||
| PART NO. | VALVE TIMING | DUR | .075" DUR. | VALVE LIFT | POWER RANGE | COMMENTS |
| 8531562 | IN.22/64 EX.70/20 |
265 270 |
201 206 |
.440" .440" |
1800 6000 |
Mild performance cam for standard engines. Needs exhaust system. |
| 8531563 | IN.25/65 EX.72/24 |
270 275 |
206 210 |
.472" .472" |
2000 6300 |
Medium performance cam for modified engines. Needs headers and exhaust system. |
| 8531563T | IN.33/67 EX.74/22 |
276 276 |
206 210 |
.472" .472" |
2000 6500 |
Hot street cam for supercharged engines. |
| 853950 | Custom ground billet using one master. | |||||
| Performance Valve Train Components | |||
| PART NO. | DESCRIPTION | PART NO. | DESCRIPTION |
| 4836 | Heavy duty single springs suit VP-VR | CS6VN | VN series I, 7 Keyway Heavy Duty Timing Set |
| 7328-12 | Perf. springs suit VN with double springs | CS6VP | VN -VP 7 Keyway Heady Duty Timing Set. |
| 4236 | Ecotec Perf. spring use with 10701-12 lock | CS6VS | VR-VU 9 Keyway Timing Set from Oct-94 |
| PR-384 | Standard Pushrod VP-VR | PR-605 | Standard Pushrod Ecotec V6 |
| PR5795 | Race Pushrod VN-VR | PR5705 | Race Pushrod Ecotec V6 |
| PR5800 | +.050" Race Pushrod VN-VR | PR5710 | + 0.050" Race Pushrod Ecotec V6 |