Service Data and Specifications (S.D.S.) — Inspection and Adjustment (Cont'd)
EM-46spec tableInspection and Adjustment (Cont'd)
CYLINDER HEAD
| Specification | Value |
|---|---|
| Unit | mm (in) |
Unit
mm (in)
Cylinder Head Specifications
| Standard | Limit | |
|---|---|---|
| Height (H) | 125.9 - 126.1 (4.957 - 4.965) | 0.2 (0.008)* |
| Surface distorsion | 0.03 (0.0012) | 0.1 (0.004) |
Height (H)
Standard125.9 - 126.1 (4.957 - 4.965)
Limit0.2 (0.008)*
Surface distorsion
Standard0.03 (0.0012)
Limit0.1 (0.004)
NOTE
* Total amount of cylinder head resurfacing and cylinder block resurfacing
VALVE GUIDE
| Specification | Value |
|---|---|
| Unit | mm (in) |
Unit
mm (in)
Valve Guide Specifications
| Standard — Intake | Standard — Exhaust | Service — Intake | Service — Exhaust | Limit | |
|---|---|---|---|---|---|
| Length (L) | 40.1 (1.579) | 43.1 (1.697) | 40.1 (1.579) | 43.1 (1.697) | — |
| Outer diameter (D) | 10.023 - 10.034 (0.3946 - 0.3950) | 10.023 - 10.034 (0.3946 - 0.3950) | 10.223 - 10.234 (0.4025 - 0.4029) | 10.223 - 10.234 (0.4025 - 0.4029) | — |
| Inner diameter (d) (Finished size) | 6.000 - 6.018 (0.2362 - 0.2369) | 6.000 - 6.018 (0.2362 - 0.2369) | 6.000 - 6.018 (0.2362 - 0.2369) | 6.000 - 6.018 (0.2362 - 0.2369) | — |
| Cylinder head hole diameter (a) | 9.975 - 9.996 (0.3927 - 0.3935) | 9.975 - 9.996 (0.3927 - 0.3935) | 10.175 - 10.196 (0.4006 - 0.4014) | 10.175 - 10.196 (0.4006 - 0.4014) | — |
| Interference fit | 0.027 - 0.059 (0.0011 - 0.0023) | 0.027 - 0.059 (0.0011 - 0.0023) | 0.027 - 0.059 (0.0011 - 0.0023) | 0.027 - 0.059 (0.0011 - 0.0023) | — |
| Stem to guide clearance | 0.020 - 0.053 (0.0008 - 0.0021) | 0.040 - 0.073 (0.0016 - 0.0029) | 0.020 - 0.053 (0.0008 - 0.0021) | 0.040 - 0.073 (0.0016 - 0.0029) | 0.1 (0.004) |
| Tapping length (ℓ) | 15.1 - 15.3 (0.594 - 0.602) | 15.1 - 15.3 (0.594 - 0.602) | 15.1 - 15.3 (0.594 - 0.602) | 15.1 - 15.3 (0.594 - 0.602) | — |
Length (L)
Standard — Intake40.1 (1.579)
Standard — Exhaust43.1 (1.697)
Service — Intake40.1 (1.579)
Service — Exhaust43.1 (1.697)
Limit—
Outer diameter (D)
Standard — Intake10.023 - 10.034 (0.3946 - 0.3950)
Standard — Exhaust10.023 - 10.034 (0.3946 - 0.3950)
Service — Intake10.223 - 10.234 (0.4025 - 0.4029)
Service — Exhaust10.223 - 10.234 (0.4025 - 0.4029)
Limit—
Inner diameter (d) (Finished size)
Standard — Intake6.000 - 6.018 (0.2362 - 0.2369)
Standard — Exhaust6.000 - 6.018 (0.2362 - 0.2369)
Service — Intake6.000 - 6.018 (0.2362 - 0.2369)
Service — Exhaust6.000 - 6.018 (0.2362 - 0.2369)
Limit—
Cylinder head hole diameter (a)
Standard — Intake9.975 - 9.996 (0.3927 - 0.3935)
Standard — Exhaust9.975 - 9.996 (0.3927 - 0.3935)
Service — Intake10.175 - 10.196 (0.4006 - 0.4014)
Service — Exhaust10.175 - 10.196 (0.4006 - 0.4014)
Limit—
Interference fit
Standard — Intake0.027 - 0.059 (0.0011 - 0.0023)
Standard — Exhaust0.027 - 0.059 (0.0011 - 0.0023)
Service — Intake0.027 - 0.059 (0.0011 - 0.0023)
Service — Exhaust0.027 - 0.059 (0.0011 - 0.0023)
Limit—
Stem to guide clearance
Standard — Intake0.020 - 0.053 (0.0008 - 0.0021)
Standard — Exhaust0.040 - 0.073 (0.0016 - 0.0029)
Service — Intake0.020 - 0.053 (0.0008 - 0.0021)
Service — Exhaust0.040 - 0.073 (0.0016 - 0.0029)
Limit0.1 (0.004)
Tapping length (ℓ)
Standard — Intake15.1 - 15.3 (0.594 - 0.602)
Standard — Exhaust15.1 - 15.3 (0.594 - 0.602)
Service — Intake15.1 - 15.3 (0.594 - 0.602)
Service — Exhaust15.1 - 15.3 (0.594 - 0.602)
Limit—