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Athena Racing 338 series multilayer steel (MLS) cylinder head gasket set.
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: 338403R
Gasket thickness: 1.35mm
Bore size: 85.50mm
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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 |
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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 |
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Product detailed specification |
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Bore size |
87.00mm |
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Stroke |
86.00mm |
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Wiseco compression ratio (CR) |
8.5:1 |
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OEM compression ratio (CR) |
8.5:1 |
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Dome volume (CC) |
-14.8cm3 |
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Compression height (CH) |
34.00mm |
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Pin diameter |
22mm |
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Features |
Accepts Turbo and Nitrous; Full Round Skirt |
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Fits for |
Toyota Supra - 3.0 (2JZGTE) |
| Sizes | STD, .025, .25 |
| Oil Clearance | Standard |
| Half Type | Identical Halves |
| Material | Tri-metal Hardened steel backs |
| Min. Std Shaft Size | 2.204in / 55.992mm |
| Max. Std Shaft Size | 2.205in / 56.008mm |
| Min. Std Tunnel Size | 2.347in / 59.620mm |
| Max. Std Tunnel Size | 2.348in / 59.636mm |
| Max Wall at Crown | 0.0708in / 1.798mm |
| Max Overall Length | 0.7303in / 18.55mm |
| Sizes | STD, .025, .25 |
| Oil Clearance | Standard |
| Half Type | Upper & Lower |
| Material | Tri-Metal |
| Min. Std Shaft Size | 2.6769in / 67.992mm |
| Max. Std Shaft Size | 2.6775in / 68.008mm |
| Min. Std Tunnel Size | 2.8687in / 72.866mm |
| Max. Std Tunnel Size | 2.8694in / 72.882mm |
| Max Wall at Crown | 0.0954in / 2.422mm |
| Max Overall Length | 0.7776in / 19.75mm (2273H/HX) 0.9563in / 24.29mm (2274H/HX -3 Piece Flange) |
