LS Engine Crankshaft Retention Holding Tool GF-LSHOLDER blower-motors All American Tradition 63-67 Corvette

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LS Engine Crankshaft Retention Holding Tool GF-LSHOLDER blower-motors All American Tradition 63-67 CorvetteThis tool is a must have for your LS engine build. Simply bolt it to the back of the crank and position the tool to align a bellhousing bolt within the slot in the handle. Your crank is now held securely in place, permitting proper torquing of the harmonic balancer bolt.