Fall is a great time to squeeze in extra boating & fishing. Come aboard for fall savings up to 60% off!

Mariner Compression Tester

Save 34% Off.
Your Price: $65.99
Save: $12.43
(15% Off $78.42)
Part # 18-9800 ValueShip™ Eligible
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  • Perfect for hard to reach bottom spark plug holes on older Mercury models.
Fall Sale Price: $45.13
Save: $23.33
(34% Off $68.46)
Part # 9-79804 ValueShip™ Eligible
Hurry! Only 1 left in stock
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Replaces Original Equipment Manufacturer(OEM):Mercury
Fits Application:Universal
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Go ahead - squeeze in a little extra boating, but save now on all your boat winterizing & upkeep products!