Block Tester ® combustion leak head gasket test (incl fluid) BT500 27145 560000

Block Tester
®
– The
original
combustion leak tester – Quality Tool Made in the USA and includes fluid!
Think you might have a blown head gasket?
The Block Tester
®
is a complete combustion leak tester and comes in a kit with enough fluid for 16 tests. Works with virtually any liquid-cooled internal combustion engine or generator with a closed cooling system including: gasoline, diesel, propane, natural gas and other alternative fuels. Large, single-chamber design provides greater accuracy and uses less test fluid.
It tests in seconds for combustion leaks caused by:
Blown Head Gasket (BHG)
Cracked Head or Block
Pulled Bolts or Studs
Warped Sealing Surfaces
When fluid turns from
BLUE
to
YELLOW
combustion leak is present.
Use the Block Tester
®
to aid diagnosis of:
Unexplained Engine Overheating
Loss of Coolant without Visible Leaks
White Smoke in Exhaust
Intermittent Check Engine Lights
Poor or Rough Idle
BT-500 Mechanics Kit includes:  Block Tester
®
combustion leak tester, aspirator bulb, 16 oz. bottle of test fluid (good for about 16 tests), and detailed instructions in OEM white-box packaging.
For more tips on using the Block Tester
®
, visit our Info and tips on using your Block Tester
®
page.
See our other listing for replacement fluid and deluxe version with hardshell carry case.
Note:  Orders shipping to AK, HI, U.S. outlying territories or P.O. Boxes may take a few extra days in transit.