GM LSIII Engine Manifold Drill Template – Accurate Port Alignment Tool (LIS71400)

Description

Features & Benefits:

• Removes broken exhaust manifold bolts on GM LS III 4.8L, 5.3L and 6.0L motors without damaging the cylinder head.
• Tapered bolts center base plate over bolt holes and slip fit bushing allows you to move from hole to hole without moving base plate.
• The screw extractor is then used to remove the broken bolt.
• Includes bushing to drill to tap size when extractor cannot be used.
• Double sided drill depth gauge to make sure water jacket is not pierced.

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