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Athena Racing 330 series Cooper Ring cylinder head gasket.
For specific high horsepower applications, engine performance can be significantly improved by using Athena Cooper Ring gaskets, that are supplied with INOX steel ring. This technology outperforms conventional fire ring solutions.
Cooper Rings are oversize (also fits for oversize bores).
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Part number starting with 330 |
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Athena advantages |
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Reinforced material |
Asbestos free composite raw material OE approved |
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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 |
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Silicon beading |
Silicon-based beading is applied on critical areas to improve sealing around all cooling water and oil passages |
| Sizes | STD, .025, .25, .50 |
| Oil Clearance | Standard |
| Half Type | Identical Halves |
| Material | Tri-Metal |
| Min. Std Shaft Size | 2.3616in / 59.984mm |
| Max. Std Shaft Size | 2.3622in / 60.000mm |
| Min. Std Tunnel Size | 2.5197in / 64.000mm |
| Max. Std Tunnel Size | 2.5205in / 64.020mm |
| Max Wall at Crown | 0.0789in / 2.005mm |
| Max Overall Length | 0.7480in / 19.00mm (8297H/HX) 0.5953in / 15.12mm (8298H/HX) 0.8642in / 21.95mm (8299H/HX - Flange) |
| Weight | 0.31 |
| Notes | Thrust in #3 pos. |
Part number: FCPPA825085RS4STR
Manufacturer: FCP Engineering
Forged high performance pistons for various applications in nearly all engine types for racing and street use.
Made of 4032-T6, piston skirt is molibden coated.
Each set of pistons also includes rings and HD series pins.
Bore size: 82.50mm
Compression ratio (CR): 8.5:1
Compression height: 27.50 mm
Pin diameter: 21mm
Stroke: 92.80mm
Audi S4 RS4 - 3.0 30V Stroker Biturbo
| ENGINE BEARINGS | ||
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MAIN BEARING SET |
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| Part# | ||
| 5M1186H |
5M1186HX |
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| Sizes | STD,.025, .25 | STD |
| Oil Clearance | Standard | + 0.001" Extra |
| Half Type | Upper & Lower | |
| Material | Tri-Metal | |
| Min Std Shaft Size |
2.2435in / 56.985mm |
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| Max Std Shaft Size |
2.2441in / 57mm |
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| Min Std Tunnel Size |
2.4016in / 61mm |
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| Max Std Tunnel Size |
2.4024in / 61.021mm |
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| Max Wall at Crown |
0.0783in / 1.99mm |
0.0778in / 1.977mm |
| Max Overall Length |
0.8268in / 21mm (1186H/HX) 1in / 25.4mm (1187H/HX - Flange) |
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| Notes | ||
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Diagram |
1186H & HX - Positions 1, 2, 4, 5
1187H & HX - Position 3
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Product detailed specification |
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Bore size |
81.00mm |
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Stroke |
86.40mm |
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JE Pistons compression ratio (CR) |
8.5:1 |
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OEM compression ratio (CR) |
9.5:1 |
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Dome volume (CC) |
-8.1cm3 |
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Compression height (CH) |
32.66mm |
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Pin diameter |
20mm |
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Features |
Accepts Turbo and Nitrous, Round piston skirt |
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Fits for |
VAG - 1.8T 20V |
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Product detailed specification |
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Bore size |
87.25mm |
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Stroke |
91.00mm |
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Mahle compression ratio (CR) |
11.5:1 |
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OEM compression ratio (CR) |
11.3:1 |
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Dome volume (CC) |
-13.1cm3 |
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Compression height (CH) |
32.30mm |
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Pin diameter |
21mm |
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Features |
Accepts Turbo and Nitrous |
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Fits for |
BMW M3 E46 - 3.2 S54B32 |
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Product detailed specification |
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Bore size |
82.50mm |
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Stroke |
86.40mm |
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Wossner compression ratio (CR) |
8.0:1 |
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OEM compression ratio (CR) |
9.0:1 |
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Dome volume (CC) |
-15.00cm3 |
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Compression height (CH) |
30.70mm |
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Pin diameter |
21mm |
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Fits for |
Audi 2.7T 30V (AZR, ASJ, AZF) |
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MAIN BEARING SET |
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| Part# | ||
| 5M8309H |
5M8309HX |
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| Sizes | STD, .025, .25, 0.5 | STD |
| Oil Clearance | Standard | + 0.001" Extra |
| Half Type | Identical Halves | |
| Material | Tri-Metal | |
| Min Std Shaft Size |
2.3616in / 59.984mm |
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| Max Std Shaft Size |
2.3622in / 60mm |
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| Min Std Tunnel Size |
2.5197in / 64mm |
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| Max Std Tunnel Size |
2.5205in / 64.02mm |
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| Max Wall at Crown |
0.0789in / 2.005mm |
0.0784in / 1.992mm |
| Max Overall Length |
0.748in / 19mm (8297H/HX) 0.5953in / 15.12mm (8298H/HX) 0.9035in / 22.95mm (8309H/HX - Flange) |
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| Notes | Thrust in #5 pos. | |
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Diagram |
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