Lightweight Aluminum Metric Starter Nut for Animal Engines

• Aluminum alloy for reduced weight and corrosion resistance
• Metric threads match new Animal engines
• 5/16" internal hex plus 3/4" external for tool flexibility

Engineered for efficiency, this KM metric starter nut secures your electric drive on 557137 crankshafts with minimal mass penalty. Recommend a 3/4" six-point socket for secure torquing, ensuring vibration-free operation that gets you rolling faster.

The lightweight design aids in quicker warm-ups and easier handling during assembly, ideal for racers keeping things organized at the track. With SKU KM4810, it's a smart, durable choice that supports seamless starting sequences, indirectly boosting your competitive edge by minimizing mechanical delays.

Aluminum's properties make it a favorite for builds where every ounce affects performance, helping you maintain speed without added bulk.