
|
Product detailed specification |
|
|
Bore size |
87.50mm |
|
Stroke |
91.00mm |
|
JE Pistons compression ratio (CR) |
12.5:1 |
|
OEM compression ratio (CR) |
11.3:1 |
|
Dome volume (CC) |
-9.20cm3 |
|
Compression height (CH) |
32.30mm |
|
Pin diameter |
21mm |
|
Features |
Accepts Turbo and Nitrous; FSR skirt |
|
Fits for |
BMW M3 E46 3.2 S54B32 |

|
Product detailed specification |
|
|
Bore size |
87.00mm |
|
Stroke |
91.00mm |
|
JE Pistons compression ratio (CR) |
12.5:1 |
|
OEM compression ratio (CR) |
11.3:1 |
|
Dome volume (CC) |
-8.70cm3 |
|
Compression height (CH) |
32.30mm |
|
Pin diameter |
21mm |
|
Features |
Accepts Turbo and Nitrous; FSR series coated skirt |
|
Fits for |
BMW M3 E46 3.2 S54B32 |

|
Product detailed specification |
|
|
Bore size |
84.00mm |
|
Stroke |
89.60mm |
|
JE Pistons compression ratio (CR) |
10.2:1 |
|
OEM compression ratio (CR) |
10.2:1 |
|
Dome volume (CC) |
-10.4cm3 |
|
Compression height (CH) |
32.40mm |
|
Pin diameter |
22mm |
|
Features |
Accepts Turbo and Nitrous; coated FSR skirt |
|
Fits for |
BMW - 3.0 24V Turbo (N55B30) |




|
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|

| ENGINE BEARINGS | ||
![]() |
CON ROD BEARING SET |
|
| Part# | ||
| 4B1568H |
4B1568HX |
|
| 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 |
1.8888in / 47.975mm |
|
| Max Std Shaft Size |
1.8894in / 47.9911mm |
|
| Min Std Tunnel Size |
2.0472in / 52.000mm |
|
| Max Std Tunnel Size |
2.0478in / 52.015mm |
|
| Max Wall at Crown |
0.0785in / 1.993mm |
0.0780in / 1.980mm |
| Max Overall Length |
0.787in / 20.00mm |
|
| Notes | .. | |
|
Diagram |
![]() |
|

| ENGINE BEARINGS | ||
![]() | CON ROD BEARING SET | |
| Part# | ||
| 4B1568H | 4B1568HX | |
| 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 | 1.8888in / 47.975mm | |
| Max Std Shaft Size | 1.8894in / 47.9911mm | |
| Min Std Tunnel Size | 2.0472in / 52.000mm | |
| Max Std Tunnel Size | 2.0478in / 52.015mm | |
| Max Wall at Crown | 0.0785in / 1.993mm | 0.0780in / 1.980mm |
| Max Overall Length | 0.787in / 20.00mm | |
| Notes | .. | |
Diagram | ![]() | |
Engines BMW 2.0 2.3 2.5 (S14B20, S14B23, S14B25)

| ENGINE BEARINGS | ||
![]() |
CON ROD BEARING SET |
|
| Part# | ||
| 4B1568H |
4B1568HX |
|
| 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 |
1.8888in / 47.975mm |
|
| Max Std Shaft Size |
1.8894in / 47.9911mm |
|
| Min Std Tunnel Size |
2.0472in / 52.000mm |
|
| Max Std Tunnel Size |
2.0478in / 52.015mm |
|
| Max Wall at Crown |
0.0785in / 1.993mm |
0.0780in / 1.980mm |
| Max Overall Length |
0.787in / 20.00mm |
|
| Notes | .. | |
|
Diagram |
![]() |
|

