• Dramatically reduces the time necessary to replace valves in modern 16 to 20 valve heads
• Used to install valve spring keepers
• Replaces the large clamp-type valve spring compressor
• The small tool is designed to fit the valves of 4 and 5 valve cylinder head (5mm valve stem dia. or smaller)
• The large tool is designed to fit valves with cylinder heads (5.5mm valve stem diameter or larger) with under 40 lbs. seat pressure
• Instructions included
• Made in U.S.A.

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