F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
F02F1/00—Cylinders; Cylinder heads
F02F1/24—Cylinder heads
F02F1/26—Cylinder heads having cooling means
F02F1/36—Cylinder heads having cooling means for liquid cooling
F02F1/365—Cylinder heads having cooling means for liquid cooling the cylinder heads being of side valve type
G—PHYSICS
G01—MEASURING; TESTING
G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
G01R35/04—Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current