Replacement Spark Plug Boot
Briggs & Stratton 66538S
Replaces OEM
Briggs & Stratton 4124, 493880, 493880S, 66538, 66538S
Specs
For 7mm wire
Used on lawnmowers
Briggs & Stratton 66538S
Replaces OEM
Briggs & Stratton 4124, 493880, 493880S, 66538, 66538S
Specs
For 7mm wire
Used on lawnmowers