
| ENGINE BEARINGS | ||
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CON ROD BEARING SET |
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| Part# | ||
| 4B1236H |
4B1236HX |
|
| Sizes | STD, .025, .25 | STD |
| Oil Clearance | Standard | + 0.001" Extra |
| Half Type | Identical Halves | |
| Material |
Tri-metal Hardened steel backs |
|
| Min Std Shaft Size |
2.0454in / 51.954 mm |
|
| Max Std Shaft Size |
2.0461in / 51.972 mm |
|
| Min Std Tunnel Size |
2.1654 in / 55.000 mm |
|
| Max Std Tunnel Size |
2.1657 in / 55.010 mm |
|
| Max Wall at Crown |
0.0591in / 1.500 mm |
0.0585in / 1.487 mm |
| Max Overall Length |
0.669 in / 17.00 mm |
|
| Notes | - | |
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Diagram |
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|
Part number starting with 330 |
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|
Athena advantages |
|
|
Reinforced material |
Asbestos free composite raw material OE approved |
|
Stainless steel ring (AISI304) |
Separate stainless steel rings assure maximum sealing around cylinder bore also on NOS and/or turbo charged engine where boost is over 2 bars. No head and block machining required |
|
Silicon beading |
Silicon-based beading is applied on critical areas to improve sealing around all cooling water and oil passages |

Athena Racing 338 series multilayer steel (MLS) cylinder head gasket.
Athena MLS gaskets are designed to suit the requirements of today’s competition engines offering enhanced sealing compared to the OEM product. The gaskets are assembled from 2-5 layers of high quality stainless and spring steels.
Part number 338422R
Gasket thickness: 1.00mm
Bore size: 87.50mm
|
Part number starting with 338 |
|
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Athena advantages |
|
|
Optimized radius embossing shape |
The round shape of the embossing increases sealing on cylinder bore, oil and cooling water passages and improves spring back strength |
|
Advanced stopper technology |
State of the technology enhances sealing pressure around the cylinder. Highest sealing properties in high power engines |
|
Coating technology |
Designed & engineered by Athena the special coating applied on steel surfaces, improves temperature resistance & reliability of the head gasket |

Part number 1T1237-STD
ACL thrust washers kit
Mitsubishi EVO X - 2.0 16V (4B11T)

| Position | Connecting rod: 1, 2, 3, 4 |
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|---|---|---|---|---|---|---|---|
| Pairs & Part Numbers |
|
||||||
| Quantity | 4 | ||||||
| Crankshaft Diameter | 51.971 / 51.953mm | ||||||
| Housing Diameter | 55.001 / 55.009mm | ||||||
| Max Wall Thickness | 1.501mm | ||||||
| Max Length | 17.000mm |

| Position | Connecting rod: 1, 2, 3, 4 |
||||||
|---|---|---|---|---|---|---|---|
| Pairs & Part Numbers |
|
||||||
| Quantity | 4 | ||||||
| Crankshaft Diameter | 51.971 / 51.953mm | ||||||
| Housing Diameter | 55.001 / 55.009mm | ||||||
| Max Wall Thickness | 1.501mm | ||||||
| Max Length | 17.000mm |

| Position | Connecting rod: 1, 2, 3, 4 |
||||||
|---|---|---|---|---|---|---|---|
| Pairs & Part Numbers |
|
||||||
| Quantity | 4 | ||||||
| Crankshaft Diameter | 51.971 / 51.953mm | ||||||
| Housing Diameter | 55.001 / 55.009mm | ||||||
| Max Wall Thickness | 1.501mm | ||||||
| Max Length | 17.000mm |

| Position | Main: 1, 2, 3, 4, 5 |
||||||
|---|---|---|---|---|---|---|---|
| Pairs & Part Numbers |
|
||||||
| Quantity | 5 | ||||||
| Crankshaft Diameter | 51.984 / 51.973mm | ||||||
| Housing Diameter | 55.999 / 56.017mm | ||||||
| Max Wall Thickness | 1.996mm | ||||||
| Max Length | 18.001mm |

| Position | Main: 1, 2, 3, 4, 5 |
||||||
|---|---|---|---|---|---|---|---|
| Pairs & Part Numbers |
|
||||||
| Quantity | 5 | ||||||
| Crankshaft Diameter | 51.984 / 51.973mm | ||||||
| Housing Diameter | 55.999 / 56.017mm | ||||||
| Max Wall Thickness | 1.996mm | ||||||
| Max Length | 18.001mm |