Sonnax Valve Body Bore Sizing Kit

Professional-grade valve body bore sizing and measurement kit. This Sonnax specialty tool measures all critical VB bores and is designed for precision transmission work. Sonnax tools are engineered with the same quality standards as their industry-leading valve body components and repair solutions. Essential for accurate diagnosis and professional-quality rebuilds.

Used by professional transmission shops and rebuilders who demand accuracy and reliability from their tooling. This tool pays for itself in saved time and prevented comebacks. Built to last with precision machining and quality materials.