Racing crankshaft for the Derbi Start III engines by Italkit!
These are the 10mm wrist pin version like they came with from the factory.
This is the short stroke version which is what you need for Start III engines and kits.
Racing crankshaft for the Derbi Start III engines by Italkit!
These are the 10mm wrist pin version like they came with from the factory.
This is the short stroke version which is what you need for Start III engines and kits.