Part number GPM50
FCP Engineering support girdle kit including spacers and bolts
BMW M50 M52 engines
Kit includes:
1 x girdle plate (6mm thickness)
14 x spacers
14 x 12.9 grade steel bolts

Product detailed specification
Manufacturer: FCP Engineering
Model: FCPRHB1354822-6
Profile: H-beam
C to C: 135mm
Big end diameter: 48mm
Pin diameter: 22mm
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
BMW - 2.0 2.5 2.8 3.0 3.2 (M20B25, M50, M52, M54, S50 USA, S52 USA)

| ENGINE BEARINGS | ||
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MAIN BEARING SET |
|
| Part# | ||
| 7M1532H |
7M1532HX |
|
| Sizes | STD, .025, .25, .50 | STD |
| Oil Clearance | Standard | + 0.001" Extra |
| Half Type | Upper & Lower | |
| Material | Tri-metal | |
| Min Std Shaft Size | 2.3611in / 59.971mm | |
| Max Std Shaft Size | 2.3618in / 59.990mm | |
| Min Std Tunnel Size | 2.5591in / 65.000mm | |
| Max Std Tunnel Size | 2.5598in / 65.019mm | |
| Max Wall at Crown | 0.0980in / 2.490mm | 0.0930in / 2.478mm |
| Max Overall Length |
0.787in / 20.00mm #1,2,3,4,5,7 0.982in / 24.94mm #6 thrust |
|
| Notes | ||
|
Diagram |
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Engines BMW - 2.0 2.2 2.3 2.5 2.7 2.8 3.0 3.2 (M20 (just for variant with two bearing locks), M50B20, M52B20, M50B25, M52B25, M54B25, M54B30, M50B27, S50B30, S50B32, S52B32, S54B32)

Part number: GPM50ARP
FCP Engineering support girdle kit including spacers and ARP bolts
Must be used for BMW M50 M52 600HP+ turbo engines.
FCP Engineering girdle kit is used to prevent main cap 'walking' and to generally strengthen the bottom end. Fixing the girdle to the engine block directly provides the best strength.
Kit includes:
1 x girdle plate (6mm thickness)
14 x spacers
14 x ARP studs