Rod and gun . Self-Starters Must Have the Aid of Efficient Spark Plugs Probably no engineering innovation introduced in recent years made the use of dependableplugs so essential as that of the self-starting devices. It is obvious that unless the plugs and the motor work in unison, self starting will be an un-certainty. Many self-starting devices will be condemmed on account of poor spark plugs. USERS OF RED HEAD SPARK PLUGS ARE ASSURED EFFICIENCY Highest grad^ imported meteor wiresparking points—intense spark—igni-. tion of weak or rich gases—burns allthe oil and prevents carbonization. Crimpe


Rod and gun . Self-Starters Must Have the Aid of Efficient Spark Plugs Probably no engineering innovation introduced in recent years made the use of dependableplugs so essential as that of the self-starting devices. It is obvious that unless the plugs and the motor work in unison, self starting will be an un-certainty. Many self-starting devices will be condemmed on account of poor spark plugs. USERS OF RED HEAD SPARK PLUGS ARE ASSURED EFFICIENCY Highest grad^ imported meteor wiresparking points—intense spark—igni-. tion of weak or rich gases—burns allthe oil and prevents carbonization. Crimpedon-Cap. over a shoulder onthe porcelain—absolutely no leakage, \as is the case when the heat melts thelead or cement used by some manu-facturers to seal the cap to the porce-lain. Packing—Copper asbestos gasketinsures gas-tight combustion chamber. Porcelain laughs at the not to crack. SPARK PLUG ALL SIZES $ ALL STYLES The use of RED HEAD Spark PlugWrenches Instead of h\y clumsywrenches that are responsible for0% of breakages, will cut down yourspark ping expense. RED HEADWltENCFIES are furnished free by alldealers with 4 RED HEAD Plugs. Orsend 4 RED HEAD Plug boxes and 4cents in stamps for a set to Hall Motor Supplies Co. Canadian Distributors 141 King


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