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Issue link: https://magazine.cyclenews.com/i/125640
"" 1. First StlP on this pumper carb conversion Is rlmoval of thl exhaust systlm. WI show thl work balne doni on a Yamaha but e..lra' dlrlctlons apply to almost all motorcycles. , I. The f1!tlne Is now carlfully tlehl"ld In piaci. 14. When thl pskat and hlat shilid arl mounted, be surl thl holas In both Itlms line up with the _ shown hlrl. ~ 19. Slip on thl fUI' IInl, and tMqUi the cyl· Inder hlad down. 9. Slip thl nut and ferrull ovlr onl Ind of the copper tuba. TIehten carlfully. 15. A new easket eoes on beforl the car· burltor Is Instaliid. 2. Glntll removal of thl head Is nlxt. Now Is a eood tlma to clean out IXCUS carbon. 20. The Ixhaust Is boltld back on... 10. The .... manifold Is m_tld to the cyl· IIndar with the soc:ket bead scraws provided. A new easkat must ba used. 3. Thl cylinder and eatburetor will now Coml off as a unit. Be sure to taka off the old baSI psket. Do-IT-Yourself Pumper Carb Conversion From Kendick Pumper carbs are beg1nn1ng to show uP at most tracks in Southern California so we are bringing you a step-by-step insta1lat1on guide tor the Kendick kit. Kendick Enclneerlng 15 marketing complete kits tor pumper carb conver- sions. Among virtues claimed tor this type instant startIDg, SuPerb throttle response, positive stlckproof needle and seat, and instant acceleration. Kendick says this carburetor Jlas proven to surpass the performance at or1g1nal equipment in every case. The kits are obta1Dable trom Kendlck Engineering, 13327 Sherman Way, North Hollywood, Cal., 91605. They retail tor $49.95 to $59.95. All jetting adjustments are right out in the open and are easy to getto. There are only two, the L jet and the H jet. The L jet adjusts Idle speed only and at carburetor are: 4. Artlr laklne off the carb, removi the studs by Ioc:klnetwo nuts toelthlr as shown. 16. The studs may hUI to bl f1lld down to k..p thlm from touchlnethe carb body. the H jet adjusts the mid and high range carburetor circuit. Turning the jet adjustments clocltw1se leans the mixture while turning counterclocltw1se rlchens 11. Kendlck gives approximate settings tor these jets in the table below. These settings are approximate only and should be tine tuned to the individual engine. They apply only to the model BDC-9 Kendlck pumper carburetor. lOOCc H jet 3/8 turn open L jet 3/8 turn open 250Cc H Jet 1/2 turn open 360Cc H jet 3/4-7/8 turn open L jet 5/8 turn open The engineers say to adjust the .engine to tour-cycle at high R.P .M., then turn the H jet clockwise slowly unW the engtne response cleanly throughout the entire power band. That's all there 15 to It, now go out and trophyl 21... .And thl new throttll cabll Is matld to the standard throttll body. 22. Asslmbll the cabll hold down with a screw driver. Sltthl Jlts, optn the fUll tap, and you're oil. (511 story for approxlmatl Jlt slltlnes.) I HARLEY-DAVIDSON I Of INGlfWOOO US ed 901 N. La Brea (near Sportsers Cearinelal 5. Drill out a serlls of small hollS, taklne your tlml and kaaplne thlm closl toeathlr. 671-7609 or 671-7680 ,. " 17. The cable rltalner Is mounted to the bollonl of the manifold. Loc-lIlll on thUI screws Is a eood Idea. TACO TUll 100 - Now. ~. We- .....1 ,.,f.r,..e, - '21'.50. Oth.r . . . . . . . . . . SI1••95. 0."'" . . . . . _ . _ .. S09.9S._2Scfor · _ . _ ..... 1.............. '1 12. The oth.. f1!tlne can now· ba t1e. . . .d Into the manifold. Bullaco 6. Aflw taps with a ball pMn hammer should ramove thl tab. Fill all rouch Ideu. WI spiclalizi In only Bullaco Mirco Bulraco 7241 W. Oranelthorpl, Buena Parll (714) 52H109 Robert M. Law 7. Drill an 11/32" holl and lap It .wlth a 1/1" pi pi lap as shown. " 11. The complltl cylinder assembly Is re· placid. On s _ InellllS It may be lasler to Install the carb art.. the cylinder Is In plaCl. . * ~ HIGHEST TRADE-IN 239 N. Anaheim Blvd. Anahllm, Cal. Phonl (714) 533·1309