NGK TR-6s are not being discontinued.
It had been mentioned in a couple of threads that the TR-6 will be no more. Turns out it's just a rumor. Here's the reply I got from NGK.
Hello,
False ! The TR6 stock number 4177 is still being produced.
Jon MacQuarrie
Technical Support Specialist
jmacquarrie@ngksparkplugs.com
(248) 668-8873
False ! The TR6 stock number 4177 is still being produced.
Jon MacQuarrie
Technical Support Specialist
jmacquarrie@ngksparkplugs.com
(248) 668-8873

