Ogden Standard-Examiner | 1920-09-05 | Page 23 | Modern Spark Plug Has Long Duration

Modern Spark Plug Has Long Duration The modern spnrk plug operates for extremely long perlodn without glvniK trouble, but occasionally the motorist encounters persistent p'ug tiouble and cunnot explain the cause. A BSrtaln group of owners will install cheap j lui;e which, to say the least are CX-peptlvg CX-peptlvg Plugn now made should not give trouble for his inoiithM if the operating conditions ara right. The glt'.ltett source Of pliiK failure llia I" raced to leakage. In the plug itf n This refers to hot Kn; leakage broUKht iboyl by non.gas.tlghtiiOM of Joints In tt plug. The lot. In power due rtdUl tlop In compression pressure is hardly worth considering as compared vlth the damage done by the heat of th. puses The eXQaBBjVe hi at OtfUBjBI Insulators to crack and because of carbon oontalned in the pas there Is a black wont deposited which also Interferes In-terferes with plup operation Where the plugs are so loe.it. -.1 i- to receive no benefit from Jacket water the conditions con-ditions arc still worse, because such plugs run normally hot. Motor