Switch
Neutral Safety
NS-01 Ford: D8TZ-7A247A, D8TZ-7A247B Wells: F403 Standard: NS55 | |
NS-08 GM: 1994201, 1994202, 1994221, 1994226, 1994229 Wells: DR423 Standard: NS21 | |
NS-12 GM: 11516116, 14086978, 1994247, 1994255 Wells: DR441 Standard: NS37 | |
NS-06 GM: 1994256 Wells: DR420 Standard: NS30 |
Oil Pressure
OP-30 1/8" 27 Dryseal Thread. Term. "A" to ground, NC, opens at 3-9 psi. Term. "B"-"C", NO, closes at 11 psi. Also used simultaneously as an Electric Choke Heater switch. AMC: 3231347 Chrysler: 37474321, 4186352 GM: 14057554 Wells: PS-122 Standard: PS-133 | |
OP-04 1/4" -18 Dryseal Thread. 2-7psi, normally open. Also used simultaneously as an Electric Choke Heater or Electric Fuel Pump Switch. GM: 1260636, 1639853, 25025318, 25036555, 25500672, 25502419 Wells: PS-113 Standard: PS-129X | |
OP-42 1/4" -18 Dryseal Thread. 3-9 psi, normally closed. Ford: C7AZ-9278, C7AZ-9278B Wells: PS-38 Standard: PS-18 | |
OP-55 V6-196, 231 Eng. 1/4" 18 Dryseal Thread. Term. "P" - "S" NC, opens at 1-5 psi. Term. "P" - "I" NO, closes at 5-10 psi. Also used simultaneously as an Electric Choke Heater switch. GM: 1249945, 25500673, 25504803 Wells: PS-108 Standard: PS-148 |