I ordered NGK BP6ES but received NGK BPR6ES. I realize the "R" is for a resistor and is required in modern cars, but any difference for an old British car? Andrew Uprichard Jackson, Michigan -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://autox.team.net/pipermail/triumphs/attachments/20191231/b9f9e63a/attachment.htm>