I ordered the wrong plug wires and can't return them because I threw away the invoice.ou: My loss is your gain. Taylor #84214 Thundervolt 8.2mm Custom Red wire set for a '68 400. I ended up with the non-HEI set. Hard to make them work with an HEI cap. Jeg's price - $64.99 plus the fee. Your's for $60.00 ride included.