• Crafted from 4140 forged steel for ultimate durability. • Reduces the risk of ring gear separation and friction surface warpage compared to aluminum flywheels. • A B-series lightweight flywheel compatible with standard B-Series single disc clutch kits and drilled for a D-series crankshaft, perfect for plate less D2B conversions.

This flywheel is great for automotive enthusiasts looking to upgrade their D-Series engines with a B-Series transmission. It's used in high - performance driving and racing scenarios. It's made of 4140 forged steel, ensuring long - lasting use. It's a B - series flywheel drilled for a D - series crankshaft, fitting standard B - Series single disc clutch kits for plate less D2B conversions.