Wossner Porsche 930 3.3 12v Turbo Forged Piston Kit Bore Size:97mm – K9290DA Engine Code: F4R-830 Engine Type:

Engine Code: F4R-830                                                                                                Engine Type: 2

5mm – K9550D100

85mm - K9011D100                                                        Stroke: 90mmCompression Height: 39

This Wossner Nissan Skyline GTR 2

Specs:Build years: 1994 - 2005Engine Code: BP / NB

Wossner Porsche 930 3.3 12v Turbo Forged Piston Kit Bore Size:97mm – K9290DA Engine Code: F4R-830 Engine Type:This Wossner Porsche 930 3. 3 12v Forged Piston Kit includes the following components: 6x Wossner Forged Pistons Piston Rings Pins and Clips Specs: Engine Code: M30. 66 B6 Engine Type: 3. 3 12vBore Size: 97mm K9290DA, 98mm K9290D100 Stroke: 74. 4mmCompression Height: 32. 8mmOEM Comp Ratio: 6. 5: 1Number of Rings: 3Clip Part Number: C23x1. 6 Pin Part Number: WP094 Cylinders: 6 Valves Per Cylinder: 2 These pistons will fit both stock and aftermarket