Re: NGK Plug Heat Ranges

This is resistor plug with an extended tip in the NGK 7 heat range which is 
on the cool and hard side - would be ok in a midly modified 1275 engine might 
be a tad too cold for stock.  

Vizard has a table in his book with all the heat ranges and comparasions.

Daniel1312

In a message dated 18/08/01 09:35:31 Pacific Daylight Time, 
toyman@digitex.net writes:

<< BPR7ES. Is this heat range compatible for the 1275? >>