996 - 997 - 991.1 - GT3 - Cup crankshaft 4.0 liter stroke 80.4 mm for Porsche 911.
OEM replacement for: 997 102 021 18D
High-speed crankshaft for Porsche sports and racing engines of the 911 GT3 series.
This crankshaft is forged for us from the best high-performance steel and designed
for our racing engines. The crankshaft is balanced and speed-resistant up to 11,000 rpm-1.
We have already equipped these crankshafts with outputs of over 1,200 hp and 1,200 Nm
and have successfully driven them permanently in our 911 R and RSR and GT2 racing
vehicles.
In terms of price-performance ratio and quality of workmanship, there is no better
crankshaft for performance-enhanced Porsche 911 racing engines of the aforementioned
types.