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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: 338411R
Gasket thickness: 0.85mm
Bore size: 88.50mm
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Part number starting with 338 |
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Athena advantages |
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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 |
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Advanced stopper technology |
State of the technology enhances sealing pressure around the cylinder. Highest sealing properties in high power engines |
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Coating technology |
Designed & engineered by Athena the special coating applied on steel surfaces, improves temperature resistance & reliability of the head gasket |
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: 338430R
Gasket thickness: 0.85mm
Bore size: 87.00mm
|
Part number starting with 338 |
|
|
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 |
Spring data:
Seat pressure 70lbs@33.50mm
Max lift. 14.00mm
Rate 10.00lbs/mm
Spring coil bind 19.50mm
Outer spring outer diameter: 29.05mm
Outer spring inner diameter: 21.85mm
Inner spring outer diameter: 20.50mm
Inner spring inner diameter: 15.50mm
Set includes:
Dual springs: 16 pcs. SPR-H1002D
Titanium retainers: 16 pcs. RET-K20A2/T2
Seat locator: OEM seats or SEAT-H1002D (sold separately)
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| Quantity | 4 | ||||||
| Crankshaft | 48.001 / 47.981 | ||||||
| Housing | 51.003 / 51.024 | ||||||
| Max Wall | 1.496 | ||||||
| Max Length | 19.350 |
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| Quantity | 4 | ||||||
| Crankshaft | 44.999 / 44.976 | ||||||
| Housing | 48.001 / 48.024 | ||||||
| Max Wall | 1.504 | ||||||
| Max Length | 19.401 |
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| Quantity | 4 | ||||||
| Crankshaft | 44.999 / 44.976 | ||||||
| Housing | 48.001 / 48.024 | ||||||
| Max Wall | 1.504 | ||||||
| Max Length | 19.401 |
| ENGINE BEARINGS | ||
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CON ROD BEARING SET |
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| Part# | ||
| 4B1925H |
4B1925HX |
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| Sizes | STD, 025, .25 | STD |
| Oil Clearance | Standard | + 0.001" Extra |
| Half Type | Identical Halves | |
| Material |
Tri-metal Hardened steel backs |
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| Min Std Shaft Size |
1.7707in / 44.976mm |
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| Max Std Shaft Size |
1.7717in / 45mm |
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| Min Std Tunnel Size |
1.8898in / 48mm |
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| Max Std Tunnel Size |
1.8898in / 48mm |
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| Max Wall at Crown |
0.0591in / 1.502mm |
0.0586in /1.489mm |
| Max Overall Length |
0.6890in / 17.5mm |
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| Notes | ||
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Diagram |
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| ENGINE BEARINGS | ||
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CON ROD BEARING SET |
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| Part# | ||
| 4B1946H |
4B1946HX |
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| Sizes | STD, 025, .25 | STD |
| Oil Clearance | Standard | + 0.001" Extra |
| Half Type | Identical Halves | |
| Material |
Tri-metal Hardened steel backs |
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| Min Std Shaft Size |
1.7709in / 44.98mm |
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| Max Std Shaft Size |
1.7717in / 45mm |
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| Min Std Tunnel Size |
1.8898in / 48mm |
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| Max Std Tunnel Size |
1.8907in / 48.024mm |
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| Max Wall at Crown |
0.0592in / 1.504mm |
0.0587in /1.491mm |
| Max Overall Length |
0.7677in / 19.5mm |
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| Notes | ||
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Diagram |
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| ENGINE BEARINGS | ||
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MAIN BEARING SET |
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| Part# | ||
| 5M1957H |
5M1957HX |
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| Sizes | STD, 025, .25 | STD |
| Oil Clearance | Standard | + 0.001" Extra |
| Half Type | Identical Halves | |
| Material | Tri-Metal | |
| Min Std Shaft Size |
2.1646in / 54.980mm |
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| Max Std Shaft Size |
2.1654in / 55.000mm |
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| Min Std Tunnel Size |
2.3228in / 59.000mm |
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| Max Std Tunnel Size |
2.3236in / 59.020mm |
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| Max Wall at Crown |
0.0790in / 2.007mm |
0.0785in /1.994 mm |
| Max Overall Length |
0.7874in / 20.00mm |
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| Notes | ||
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Diagram |
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Part number 1T1957-STD
ACL thrust washers kit
Honda - 1.6 1.7 1.8 2.0 2.1 2.2 2.3 2.4 (D16A, D16B, D16W, D16Y, D16Z, A18A, ES, ET, A20A, B16A, B17A1, B18A1, B18B1, B18B2, B18A, B20A SOHC, B18C1, B18C2, B18C5, B18C7, B20A, B21A, B21A1 DOHC, B20B, B20Z, D17A, D17Z, K20A3, K20A2, K20Z1, K24A, K24Z1, H22A, H22Z, F23A, F23Z)
