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Part number: FCPPB845085M50
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: 84.50mm
Compression ratio (CR): 8.5:1
Compression height: 32.50 mm
Pin diameter: 22mm
Stroke: 75.00mm
BMW 325 525 Turbo (M50B25, M52B25TU)
Connecting rod length must be 140mm
| NGINE BEARINGS | ||
 |
CON ROD BEARING SET |
|
| Part# | ||
| 4B2322H |
4B2322HX |
|
| Sizes | STD, .025, .25, .50 | STD |
| Oil Clearance | Standard | + 0.001" Extra |
| Half Type | Upper & Lower | |
| Material |
Tri-metal Hardened steel backs |
|
| Min Std Shaft Size |
1.9280in / 48.971mm |
|
| Max Std Shaft Size | 1.9286 in / 48.987mm | |
| Min Std Tunnel Size |
2.0472in / 52.000mm |
|
| Max Std Tunnel Size |
2.0477in / 52.012mm |
|
| Max Wall at Crown |
0.0591in / 1.500mm |
0.0596in / 1.513mm |
| Max Overall Length |
0.760in / 19.30mm |
|
| Notes | Upper rod bearing has two oil holes to cover early and late engines. | |
|
Diagram |
 |
|
| ENGINE BEARINGS | ||
 |
CON ROD BEARING SET |
|
| Part# | ||
| 4B1606H |
4B1606HX |
|
| 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 |
1.8802" /47.758mm |
|
| Max Std Shaft Size |
1.8810" /47.778mm |
|
| Min Std Tunnel Size |
1.9921" /50.600mm |
|
| Max Std Tunnel Size |
1.9929" /50.619mm |
|
| Max Wall at Crown |
0.0553" / 1.405mm |
0.0548" /1.392mm |
| Max Overall Length |
0.748" / 19.00mm |
|
| Notes | Bearing has 1.65mm oil hole at crown | |
|
Diagram |
 |
|
Engines Audi 2.2 2.3 20V (incl. Turbo) S2, RS2, 200, S4, S6. 3B, 7A, AAN, ADU, ABY
|
Product detailed specification |
|
|
Bore size |
86.50mm |
|
Stroke |
85.00mm |
|
Wossner compression ratio (CR) |
8.5:1 |
|
OEM compression ratio (CR) |
10.8:1 |
|
Compression height (CH) |
30.40mm |
|
Pin diameter |
21mm |
|
Fits for |
Opel 3.0 24V (X30XE) |
