This Igniter Trip Rod is used on the Very Early 4 Hp.engines and is 15" long.
The other 4 HP with a 1/2" Slide rod used the EES Trip Rod and is 10.75" long.
The later version with a 3/8" thick Slide Rod used the DER Trip Rod that is 8" long.
The tip of this Part is hardened like the original, for long life.
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