Quarter Master Ultra-Duty Starter for Chevy 153, 168 Tooth Flywheels and Flexplates Driven Racing Oil This allows the customer to

This allows the customer to know exactly what the spring rate is and means when you change a spring

self-locking nuts

and MTS Tensile Test machine

Many spring manufacturers skip this step

Quarter Master Ultra-Duty Starter for Chevy 153, 168 Tooth Flywheels and Flexplates Driven Racing Oil This allows the customer toWe start with the highest quality starter components available and hand assemble them in house. They are then fitted with custom adapter mounts that accurately locate the pinion gear for a perfect mesh fit with the flywheel. Ultra Duty Starters feature plenty of punch (1. 4 kW) for all performance applications. With full ball bearing construction and heavy duty solenoids, they are not affected by normal under hood operating temperatures. Current draw