SPOOL - Toyota 4AGE 4AGZE 81mm Stroke Crank

Toyota 4AGE Billet 4340 81mm Stroker Crankshaft

The Spool 4AGE Stoker Crank is a true billet crankshaft machined from Billet 4340 core stock (not a cast forging blank that is final machined).

Each crank is machined from core stock 4340 on a CNC machine, then Nitrided and final ground.

Rated at 1000HP and 10,000rpm plus

Crankshaft Specs:

42mm con rod journal
4340 Grade Billet Steel
Fully Counter Weighted
Nitrided Finish
Fully Balanced
Stroke 81mm (STD OEM Stroke is 77mm)

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