Cycle News - Archive Issues - 1970's

Cycle News 1973 11 20

Cycle News is a weekly magazine that covers all aspects of motorcycling including Supercross, Motocross and MotoGP as well as new motorcycles

Issue link: https://magazine.cyclenews.com/i/125835

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Colortune is the spark plug that lets you see into the cylinder while it fires. Actually see internal combustion as it happens. And while watching, you can adjust your carburetor. Literally 'color-tune' it in to the perfect fuel! air mixture. Tuning with Colortune is fast, easy and accurate. Colortune takes all the guesswork out of tuning your carburetor. Czedential8: In Europe where Colortune has been available for the past 6 years, Chrysler and Toyota recommend it as a service tool in their service manuals. Colortune is also recommended by Mazda, MG, Triumph, Jaguar, Austin, Daimler, 2 Coupon: CoIortune 1) The glass insulator lets you see right through a Colortune spark plug and into the cylinder while it fires. 2) If the flame is orange, you're running too rich. If the flame is white, you're running too lean. All you do is adjust your carburetor 'til the flame burns bunsen blue. Bunsen blue indicates the perfect fuel! air mixture. And that means better gas mileage, less air pollution, reduced maintenance and the best performance your engine can put out. Please send me the Colortune spark plug kit checked below. I have enclosed the full amount of $19.95 (cash, check or money order only.) Plust 50¢ for postage and handling. California residents include 5% sales tax. (...... pm')' Name· _ Street --'-_ _ City _ ap _ S~dard 14mm Colortune spark plug kit 18mm Colortune spark plug kit S~te o o Mail completed coupon with your cash, check, or money order to: Alsport Distributing Company, Colortune Dept., 233 7th Ave., City of Industry, CA 91746. Orders will be mailed within 72 hours of receipt. Or call 213-336-4502 and order your Colortune spark plug kit. Kit will be mailed COD.

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