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| ENGINE BEARINGS | ||
 |
MAIN BEARING SET |
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| Part# | ||
| 5M7807H |
5M7807HX |
|
| Sizes | STD, .25, .50 | STD |
| Oil Clearance | Standard | + 0.001" Extra |
| Half Type | Identical Halves | |
| Material | Tri-Metal | |
| Min Std Shaft Size |
2.1569 in / 54.785 mm |
|
| Max Std Shaft Size | 2.1573 in / 54.795 mm | |
| Min Std Tunnel Size | 2.3122 in / 58.731 mm | |
| Max Std Tunnel Size | 2.3128 in / 58.744 mm | |
| Max Wall at Crown | 0.0765 in / 1.945 mm |
0.0760 in / 1.933 mm |
| Max Overall Length | 0.728 in / 18.50 mm | |
| Notes | ||
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Diagram |
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| Quantity | 4 | ||||||
| Crankshaft | 48.019 / 48.001 | ||||||
| Housing | 51.587 / 51.600 | ||||||
| Max Wall | 1.775 | ||||||
| Max Length | 20.470 |
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|||||||
| Quantity | 4 | ||||||
| Crankshaft | 48.019 / 48.001 | ||||||
| Housing | 51.587 / 51.600 | ||||||
| Max Wall | 1.775 | ||||||
| Max Length | 20.470 |
|
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| Quantity | 5 | ||||||
| Crankshaft | 54.795 / 54.785 | ||||||
| Housing | 58.730 / 58.745 | ||||||
| Max Wall | 1.946 | ||||||
| Max Length | 18.499 |
| ENGINE BEARINGS | ||
|
CON ROD BEARING SET |
|
| Part# | ||
| 4B7820H |
4B7820HX |
|
| Sizes | STD, .25, .50 | STD |
| Oil Clearance | Standard | + 0.001" Extra |
| Half Type | Identical Halves | |
| Material |
Tri-metal Hardened steel backs |
|
| Min Std Shaft Size |
1.8898 in / 48.000 mm |
|
| Max Std Shaft Size | 1.8905 in / 48.020 mm | |
| Min Std Tunnel Size | 2.0310 in / 51.587 mm | |
| Max Std Tunnel Size | 2.0315 in / 51.600 mm | |
| Max Wall at Crown | 0.0696 in / 1.768 mm | 0.0691 in / 1.755 mm |
| Max Overall Length |
0.807 in / 20.50 mm |
|
| Notes | ||
|
Diagram |
 |
|
| ENGINE BEARINGS | ||
|
CON ROD BEARING SET |
|
| Part# | ||
| 4B7820H |
4B7820HX |
|
| Sizes | STD, .25, .50 | STD |
| Oil Clearance | Standard | + 0.001" Extra |
| Half Type | Identical Halves | |
| Material |
Tri-metal Hardened steel backs |
|
| Min Std Shaft Size |
1.8898 in / 48.000 mm |
|
| Max Std Shaft Size | 1.8905 in / 48.020 mm | |
| Min Std Tunnel Size | 2.0310 in / 51.587 mm | |
| Max Std Tunnel Size | 2.0315 in / 51.600 mm | |
| Max Wall at Crown | 0.0696 in / 1.768 mm | 0.0691 in / 1.755 mm |
| Max Overall Length |
0.807 in / 20.50 mm |
|
| Notes | ||
|
Diagram |
|
|
| ENGINE BEARINGS | ||
|
CON ROD BEARING SET |
|
| Part# | ||
| 4B7820H |
4B7820HX |
|
| Sizes | STD, .25, .50 | STD |
| Oil Clearance | Standard | + 0.001" Extra |
| Half Type | Identical Halves | |
| Material |
Tri-metal Hardened steel backs |
|
| Min Std Shaft Size |
1.8898 in / 48.000 mm |
|
| Max Std Shaft Size | 1.8905 in / 48.020 mm | |
| Min Std Tunnel Size | 2.0310 in / 51.587 mm | |
| Max Std Tunnel Size | 2.0315 in / 51.600 mm | |
| Max Wall at Crown | 0.0696 in / 1.768 mm | 0.0691 in / 1.755 mm |
| Max Overall Length |
0.807 in / 20.50 mm |
|
| Notes | ||
|
Diagram |
|
|
Part number: 1T7807-STD
Manufacturer: ACL BEARING COMPANY
F1N, F2N, F2R, F3N, F3P, F3R, F7P, F7R, F8M, F8Q engines
Outer diameter - 32.97mm
Inner diameter - 31.00mm
Outer height - 26.50mm
Stem length - 13.90mm
Stud diameter - 7.00mm
16 pcs. FCP Engineering racing mechanical solid lifters
Forged steel, nitride hardened surface, HRC 50
Installed follower height to camshaft must be adjusted with lash caps (not included)
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 338376R
Gasket thickness: 1.30mm
Bore size: 84.50mm
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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 |
