What does the H mean on a spark plug?

“H” indicates a 1/2″ reach, while “E” indicates a 3/4″ reach. The letter “A” indicates some type of special feature. The letter “B” or “C” in this location indicates a spark plug designed for racing applications. The letter “G” indicates a fine wire nickel alloy center electrode.

What does the R mean in a spark plug number?

Resistor
[R] Resistor – If an R is present, this indicates a resistor type spark plug. Resistor type spark plugs reduce the amount of radio frequency interference (RFI) that can cause ignition misfires and static on the radio.

What does the Z mean in a spark plug?

C = hex size 5/8″ K = hex size 5/8 with projected tip (ISO) M = compact type P = projected insulator type R = resistor SD = surface discharge for rotary engines U = semi-surface discharge Z = inductive suppressor.

What does NGK bpr4es fit?

This is a common plug that fits specific engines including Kawasaki, Toro, Hustler and Spartan models listed below.

What is the difference between a NGK BPR4ES and BPR5ES?

What’s the difference between a BPR4ES-11 and a BPR4ES? Answer: The difference between the standard BPR5ES and the BPR5ES-11 is the terminal type. The standard BPR5ES has a removable nut style terminal and the BPR5ES-11 has a solid type terminal.

Can bad spark plugs cause your engine light to come on?

Faulty Spark Plugs A problem with either your spark plug wires or the spark plugs themselves could cause your check engine light to come on. Ignoring this problem may lead to a clogged catalytic converter, damaged ignition coils, or problems with your oxygen sensor.

Is NGK Japanese?

(日本特殊陶業株式会社, Nihon Tokushu Tōgyō kabushiki gaisha) is a public company established in 1936 and based in Nagoya, Japan. NGK manufactures and sells spark plugs and related products for internal combustion engines, along with ceramics and applicable products.

What does bpr6es stand for?

Select a vehicle to see vehicle applications. Spark Plug; Plug Number: BPR6ES; NGK Spark Plugs (U.S.A.), Inc. is the largest OE supplier and manufacturer of spark plugs for domestic and import vehicles in North America. Its OE legacy, unsurpassed quality and leading vehicles in operation coverage reinforces NGK as The Ignition Specialist.

Can you put a br7es in a generator?

For the record I put in a BR7ES in the generator and she’s running like a champ (I couldn’t find the BR6ES and decided to go one step cooler as a stop gap to get the generator running). However, with the Torch plug cross referencing to the B P R6ES, I’m not sure what to do.

What is NGK spark plugs?

NGK Spark Plugs is the world leader in original equipment spark plugs. The number one choice of more manufacturers world wide, NGK spark plugs are used as original equipment in engines from virtually every manufacturer, automotive, power sports, power equipment and marine.

Why choose NGK?

Since 1936 NGK has lead the industry in technology, innovation and world class design of its entire product line. You can depend on NGK for quality and reliability.