Engine Specs - S65 ValveTrain
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Contents
Factory Camshaft Specifications
| MM | SAE | |
|---|---|---|
| Base Circle | 30.000 | 1.1811 |
| Lift | 11.400 | 0.4488 |
| Intake Open | -1.000 | ATDC |
| Intake Close | 102.000 | ABC |
| Exhaust Open | 81.500 | BBC |
| Exhaust Close | 14.000 | ATC |
Schrick '284' Camshaft Specifications
| MM | SAE | |
|---|---|---|
| Base Circle | 30.000 | 1.1811 |
| Lift | 12.200 | 0.4803 |
| Intake Open | -1.000 | ATDC |
| Intake Close | 102.000 | ABC |
| Exhaust Open | 81.500 | BBC |
| Exhaust Close | 14.000 | ATC |
Schrick '292' Camshaft Specifications
| MM | SAE | |
|---|---|---|
| Base Circle | 30.000 | 1.1811 |
| Lift | 11.400 | 0.4488 |
| Intake Open | -1.000 | ATDC |
| Intake Close | 102.000 | ABC |
| Exhaust Open | 81.500 | BBC |
| Exhaust Close | 14.000 | ATC |
Valve Guide Specifications
| MM | SAE | |
|---|---|---|
| Intake Guide | 5.017 | 0.1975 |
| Valve Stem | 4.971 | 0.1957 |
| Clearance | 0.046 | 0.0018 |
| MM | SAE | |
|---|---|---|
| Exhaust Guide | 5.017 | 0.1975 |
| Valve Stem | 4.966 | 0.1955 |
| Clearance | 0.051 | 0.0020 |
Valve Spring Specificationss
Factory Valve Springs
| MM | SAE | |
|---|---|---|
| Free Height | 41.850 | 1.648 |
| Seat Pressure | 24.948 | 55.000 |
| Pressure @ 0.450 | 79.379 | 175.000 |
| Lift @ Coil Bind | 2.413 | 0.095 |
BE-Design Valve Springs
| MM | SAE | |
|---|---|---|
| Free Height | 41.850 | 1.648 |
| Seat Pressure | 40.823 | 90.000 |
| Pressure @ 0.450 | 106.594 | 235.000 |
| Lift @ Coil Bind | 3.302 | 0.130 |
