Subaru ER12 - 15. Standard Repair Tables; 15-1 Standard Dimensions and Limits of Use

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15. STANDARD REPAIR TABLES
“STD” in the following table is the parts dimension from the brand new engine or the spare parts
Whereas, “Limit” shows the maximum allowance for the parts to be used on the engine
If the measurement exceeds beyond the “Limit”, the part needs to be replaced and/or repaired
15-1 STANDARD DIMENSIONS AND LIMITS OF USE
ITEM STD Limit
CYLINDER HEAD
* Flatness
005
(0002)
01
(0004)
* Intake/exhaust valve seat
contact width
Intake
Exhaust
07 - 10
(00276 - 00394)
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* Intake/exhaust valve guide inner diameter
Intake
Exhaust
5500 - 5518
(02165 - 02172)
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* Rocker arm pin outer diameter
Pin outer diameter
D1, D2
5970 - 5980
(02350 - 02354)
59
(0232)
* Rocker arm pin support inner diameter
Support inner diameter
D3, D4
600 - 6018
(0236 - 0237)
605
(0238)
D3 D4
D 1 D 2
Unit: mm (in)