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Compression Tester

Blowout
Save 24%-34% Off.
Savings Sale Price: $53.09
Save: $17.49
(24% Off $70.58)
Part # 18-9800 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 7 hrs 25 mins.
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  • Perfect for hard to reach bottom spark plug holes on older Mercury models.
Savings Sale Price: $45.13
Save: $23.33
(34% Off $68.46)
Part # 9-79804 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 7 hrs 25 mins.
Hurry! Only 1 left in stock
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Replaces Original Equipment Manufacturer(OEM):Mercury
Fits Application:Universal
Sierra
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