

|
Product detailed specification |
|
|
Bore size |
81.00mm |
|
Stroke |
86.40mm |
|
JE Pistons compression ratio (CR) |
8.5:1 |
|
OEM compression ratio (CR) |
9.5:1 |
|
Dome volume (CC) |
-8.1cm3 |
|
Compression height (CH) |
32.66mm |
|
Pin diameter |
20mm |
|
Features |
Accepts Turbo and Nitrous, Round piston skirt |
|
Fits for |
VAG - 1.8T 20V |

| ENGINE BEARINGS | ||
![]() |
MAIN BEARING SET |
|
| Part# | ||
| 5M1186H |
5M1186HX |
|
| 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 |
|
| Max Std Shaft Size |
2.2441in / 57mm |
|
| Min Std Tunnel Size |
2.4016in / 61mm |
|
| Max Std Tunnel Size |
2.4024in / 61.021mm |
|
| 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) |
|
| Notes | ||
|
Diagram |
1186H & HX - Positions 1, 2, 4, 5
1187H & HX - Position 3
|
|




![]() |
MAIN BEARING SET |
|
| Part# | ||
| 5M8309H |
5M8309HX |
|
| 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 |
|
| Max Std Shaft Size |
2.3622in / 60mm |
|
| Min Std Tunnel Size |
2.5197in / 64mm |
|
| Max Std Tunnel Size |
2.5205in / 64.02mm |
|
| 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) |
|
| Notes | Thrust in #5 pos. | |
|
Diagram |
|
|

|
Bore size |
86.50mm |
|
Stroke |
86.00mm |
|
Mahle compression ratio (CR) |
8.6:1 |
|
OEM compression ratio (CR) |
8.5:1 |
|
Dome volume (CC) |
-14.0cm3 |
|
Compression height (CH) |
34.00mm |
|
Pin diameter |
22mm |
|
Features |
PowerPak Plus 2618 Alloy & Hard Anodized Top Ring Groove For Extreme Duty Applications |
|
Fits for |
Toyota Supra - 3.0 (2JZGTE) |


|
Product detailed specification |
|
|
Bore size |
87.50mm |
|
Stroke |
91.00mm |
|
Mahle compression ratio (CR) |
12.5:1 |
|
OEM compression ratio (CR) |
11.3:1 |
|
Dome volume (CC) |
-9.2cm3 |
|
Compression height (CH) |
32.30mm |
|
Pin diameter |
21mm |
|
Features |
Accepts Turbo and Nitrous |
|
Fits for |
BMW M3 E46 - 3.2 S54B32 |

|
Product detailed specification |
|
|
Bore size |
86.75mm |
|
Stroke |
86.00mm |
|
Wiseco compression ratio (CR) |
12.5:1 |
|
OEM compression ratio (CR) |
10.5:1 |
|
Dome volume (CC) |
5.2cm3 |
|
Compression height (CH) |
30.19mm |
|
Pin diameter |
21mm |
|
Features |
Asymmetrical FSR series |
|
Fits for |
Opel - 2.0 16V (C20XE) |

|
Product detailed specification |
|
|
Bore size |
81.50mm |
|
Stroke |
95.50mm |
|
JE Pistons compression ratio (CR) |
8.5:1 |
|
OEM compression ratio (CR) |
9.3:1 |
|
Dome volume (CC) |
-11.90cm3 |
|
Compression height (CH) |
29.24mm |
|
Pin diameter |
22mm |
|
Features |
Tuff coated piston skirt, HD Pins |
|
Fits for |
5 cylinder Audi - 2.5T 20V Stroker |