
| ENGINE BEARINGS | ||
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CON ROD BEARING SET |
|
| Part# | ||
| 4B1912H |
4B1912HX |
|
| 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 |
1.889in / 47.98mm |
|
| Max Std Shaft Size |
1.8898in / 48mm |
|
| Min Std Tunnel Size |
2.008in / 51.004mm |
|
| Max Std Tunnel Size |
2.0088in / 51.024mm |
|
| Max Wall at Crown |
0.0589in / 1.496mm |
0.0584in / 1.483mm |
| Max Overall Length |
0.7638in / 19.4mm |
|
| Notes | ||
|
Diagram |
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Product detailed specification
Manufacturer: FCP Engineering
Model: FCPRHN15255321
Profile: H-beam
C to C: 152.50mm
Big end diameter: 53mm
Pin diameter: 21mm
Quantity: 6 pcs., 12 pcs. ARP2000 3/8" bolts
Made of: forged steel 4340 EN24er
Advertised horsepower rating: 800HP (6 cylinder)
Advertised RPM rating: 9000RPM
Nissan Skyline GTR - 3.0 24V (RB30DET)

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 338471R
Gasket thickness: 1.00mm
Bore size: 89.00mm
|
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 |

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Product detailed specification |
|
|
Model number |
NEVN-1006 |
|
Head diameter |
30.65mm |
|
Stem diameter |
5.94mm |
|
Length |
102.40mm |
|
Material |
Black nitrided stainless steel |
|
Fits for |
Nissan 200SX S14 - 2.0 16V (SR20DE) |

|
Product detailed specification |
|
|
Model number |
TIVN-1058/MCIVN-1400S |
|
Head diameter |
30.10mm |
|
Stem diameter |
4.96mm |
|
Length |
99.50mm |
|
Material |
Black nitrided stainless steel |
|
Fits for |
BMW / Toyota - Supercharged B38 / B48 / B58 |

|
Product detailed specification |
|
|
Bore size |
83.50mm |
|
Stroke |
92.80mm |
|
JE Pistons compression ratio (CR) |
9.5:1 |
|
OEM compression ratio (CR) |
10.0:1 |
|
Dome volume (CC) |
-8.80cm3 |
|
Compression height (CH) |
29.60mm |
|
Pin diameter |
22mm |
|
Features |
Accepts Turbo and Nitrous; FSR Series coated skirt |
|
Fits for |
Audi TTRS 2.5 20V TFSI |



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CON ROD BEARING SET |
|
| Part# | ||
| 4B1630H |
4B1630HX |
|
| Sizes | STD, .025, .25, .50 | STD |
| Oil Clearance | Standard | + 0.001" Extra |
| Half Type | Identical Halves | |
| Material |
Tri-metal Hardened steel backs |
|
| Min Std Shaft Size |
1.7701in / 44.961mm |
|
| Max Std Shaft Size |
1.7701in / 44.961mm |
|
| Min Std Tunnel Size |
1.8898in / 48mm |
|
| Max Std Tunnel Size |
1.8903in / 48.013mm |
|
| Max Wall at Crown |
0.0593in / 1.505mm |
0.0587in / 1.492mm |
| Max Overall Length |
0.7323in / 18.6mm |
|
| Notes | ||
|
Diagram |
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| Sizes | STD, .025, .25 |
| Oil Clearance | |
| Half Type | |
| Material | |
| Min. Std Shaft Size | 42,971 |
| Max. Std Shaft Size | 42,987 |
| Min. Std Tunnel Size | 46,000 |
| Max. Std Tunnel Size | 46,013 |
| Max Wall at Crown | 1.495 |
| Max Overall Length | 16.63 |
| Weight | 0.12 |
| Notes |

| 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) |