Helix Racing Products 390-9805 Main Bearing End Play Tool

The Helix Racing Products 390-9805 Main Bearing End Play Tool is a precision specialty tool designed to accurately measure crankshaft main bearing end play (also known as axial play or thrust clearance) during engine assembly or rebuilding. Proper end play measurement is a critical step in ensuring long engine life and preventing premature bearing wear.

Key Features:

• Designed specifically for measuring main bearing end play on powersports and racing engines
• Allows precise measurement of crankshaft axial clearance to ensure proper tolerances are met
• Durable construction built to withstand repeated professional use
• Simplifies an otherwise complex measurement process during engine assembly or rebuild
• Manufactured by Helix Racing Products, a trusted name in powersports specialty tools and accessories

This tool is an essential addition to any serious engine builder's toolkit, helping to verify that crankshaft end play falls within manufacturer specifications before final engine assembly. Using the correct specialty tool ensures accuracy and eliminates guesswork during the rebuild process.