| Brand | Dynamite |
|---|
Check the listing for details. RC Engine Ceramic Ball Bearings - Dynamite Mach 427 w/Pullstart. Condition: New. Listed at 29.99 USD. Dynamite Mach 427 w/Pullstart. Ceramic Engine Bearings are a Great Performance Upgrade! Improves driveline efficiency, acceleration, mileage, weight, unsprung weight, and more! Ceramic Ball Bearings are up to 40% lighter than Standard Ball Bearings.