A chuckling noise from the front end of the Camshaft AND LIFTERS IN SHORT BLOCK car on rough city streets, or a sharp cracking ASSEMBLY. PART ND. 534886 . 1951.1954 noise as the car stops or starts, may indicate STUDEBAKER H. 3H.4H AND 5H Models . 4 a looseness of the lower support arm inner shaft attaching bolt nuts. Examination may re- Packard CLIPPER veal that movement at this point has resulted Air CONDITIONING KITS . 57L-Y MODELS. 8 in abrasion of the normally black painted sur- Hood ORNAMENT Stud STRIKES Radiator Cap - faces around the inner shaft-to-crossmember 57L MODELS . 5 contact area. Manual VALVE Control LEVER INNER STOP . 55TH SERIES ULTRAMATI C . 5 ‘USH BUTTON RETAINING CLIP . 56th Series PACK ARD . 4 Development of looseness has been found to Time ALLOWANCE CHANGE . 1957 PACKARD be caused by a lack of flatness in some bosses CLIPPER TIME GUIDE . 5 of the hardened inner shaft against which the Tors ION LEVEL CONTROL SWITCH . 1955 self-locking hug nut contacts. Thus , if seated PACKARD MODELS . 5 Steering WHEEL SHAKE - 57L Models WITH on an uneven surface of high spots, the face of POWER ST EERING . 5 the nut may"wear-in" and lose its initial torque. TRUCKS ‘ROPELLDR SHAFT AND UNIVERSAL JOINT Should you encounter such a condition, Assembl I ES - 3E SERIES TRUCKS. 8 remove the hug nuts, one at a time, and place a Part No.1539073 plain hardened washer on the PRIMARY BRAKE SHOE LINING bolt against the inner shaft boss and install a LENGTH - 1957 STUDEBAKER AND new hug nut (Part No.911882X8) and tighten to PACKARD CLIPPER MODELS a torque of 60-65 ft-lbs. The special washer presents a hard smooth surface against which Please record this article on the Service the new nut will be able to maintain proper Bulletin Reference page of your 1957 Studebaker tightness . and Packard Clipper Supplements. Shorter linings are now being used on the The hardened washer entered production with primary shoes of all models. The lining lengths the following serial numbers: in respect to the drum size are as follows: 9" Drum (57G Bear) 7-1/2" lining 57H -7204271 57L - 5246 10" Drum (57G Front, 57B, 57G -1391816 57H-K - 6103570 57H and 57L Rear) 8-5/32" " lining 57B -8468068 11” Drum (57B,57H and 57L Front) 9" lining G 0 0 D SERVICE CREATES CUSTOMER G 0 0 D w I L L No. 324 SERVICE BULLETIN May To avoid the possibility of installing lined Therefore,when present stock of the former shoes with linings of unequal lengths in service, full-length lining sets are exhausted, substi- the parts Depots will stock only the former tution will be made as follows: full-length lined shoes as are now listed in the Parts catalog. However, they will be available only in pairs and must be serviced accordingly. For 536732 use 1543964 - Brake Lining set - 57G 537978 use 1543966 - Brake Lining set - 57G when relining shoes, the shorter linings (Canada) must be positioned on the lower portion of the 536733 use 1543965 - Brake Lining Set - 57B, shoe. 57H ,57L 537990 use 1543967 - Brake Lining set - 57B, Complete lining sets are interchangeable. 57H,57L (Canada) The following is a list of Bendix central distributors for Stromberg carburetors and Bendix vacuum power items. ALABAMA CONNECTICUT KANSAS Birmingham Elec. Battery co. W.J. Connell co. of Hartford E.S. Cowie Elec. CO. 2230 second Ave. so. 85 Airport Road 230 so. Topeka St. Birmingham, Hartford 5, Wichita, (vacuum power Items only) ARIZONA FLORIDA KENTUCKY C.C. Jones Batt. & Elec. co. 318-22 w. Jefferson St. Spencer Electric Inc. central service & sales Div. Phoenix, 40 w. Beaver St. 731 so. 3rd. st. (carburetors only) Jacksonville 1, Louisville 2, Hydraulic Brake supply co. 33-35 s. 3rd. Ave. Spencer Auto Elec., Inc. LOUISIANA at Jef Person 607 E. Cass St. Phoenix, Tampa 1, John M. Walton, Inc. (vacuum Power Items Only) 1050 carondelet New Orleans 13, John A.Harris & son, Inc. 525 Peters St., S.W. Chain Batt. & Autom. Atlanta 3, Supply, Inc. spring & Fannin P.O. Box 14 Shreveport 1, Autom. service co., Ltd. South & Kawaiahao Sts. tionolulu, MASSACHUSETTS Harvey Sales & service Co. 1375 Boyleston st. Illinois Auto Electric co. Boston 15, 2011-37 Indiana Ave. Chicago 16, MICHIGAN Knorr-Maynard, Inc. Gulling Auto Elec., Inc. 5743 Woodward Ave. 450 N. capitol Ave. Detroit 2, Indianapolis 4, MINNESOTA Lally's Inc. Reinhard Bros. co., Inc. 118 4th St. 4301 Highway #7 Des Moines, Minneapolis 16, May SERVICE BULLETIN No. 324 MISSOURI NORTH CAROLINA McCullough Distributing co., Inc. Electric products Co., Inc. Carolina Rim & Wheel co. 1110 Germantown Ave. 1718-24 oak St. 306 N. Graham st. Philadelphia 23, Kansas City 8, Charlotte 2, (carburetors Only) service sales of OHIO Pittsburgh, Inc. E.S. cowie Elec. Co. 4725 centre Ave. 1819-23 Wyandotte St. Auto & Aero supply co., Inc. Pittsburgh 13, Kansas city 8, 1711 Race St. (vacuum Power items Only) Cincinnati 19, TENNESSEE Borbein-Young & co. The Elec. Power Maint. co. John A. Harris & son, Inc. 3663 Forest Park Ave. Prospect Ave. at 419 st. Paul st. St. Louis 8, E. 30th St. Knoxville 17, P.O. Box 5029 MONTANA Cleveland 15, Autom. Elec. service Co., Inc. 982 Linden Ave. Original Equipment, Inc. The Elec. Power Maint. co. Memphis 4, 423 N. Broadway 26-30 17th St. Billings, P.0. BOX 637 TEXAS Toledo 2, NEBRASKA J.C. Hamilton co.. Inc. OKLAHOMA 7th & van Buren Carl A. Anderson, Inc. P.O. Box 1367 16th & Jones Sts. J.C. Hamilton co. Amarillo, Omaha 2, 23 N.W. 10th St. P.O. Box 1515 The Motor Mart NEW JERSEY Oklahoma city 1, 2116 5. Cockrell Ave. Dallas 2, wheels, Inc. Magneto Ignition Co., Inc. 300 Allwood Pd. P.O. Box 2449 (Mail) Moore Bros. Electric co., Inc. Clifton, 701 W. Fifth St. 1515 Milam st. (vacuum Power items Only) Tulsa 1, Houston 2, (carburetors only) Tire Trading Co., Inc. Ace Brake service 239 Halsey St. Tulsa Auto spring CO. 901 N. Alamo St. Newark 2, 3 So. Lansing St. san Antonio 2, (carburetors only) Tulsa 3, (vacuum Power Items only) UTAH Frank Edwards 00. The Stevens Corp. Motor Equip. Division 1411 N.W. Flanders St. 551 South State St. Portland 9, salt Lake city 10, VIRGINIA Allentown Br. & Wheel service A. wrenn & sons, Inc. Route 22 - Kuhnsville 420 union St. R.D. 3 Norfolk, Allentown, (vacuum Power items Only) safety sales & service Corp. Dixie wheel co., Inc. 88-92 Cameron st. 916-18 North Blvd. Harrisburg, Richmond 20, (vacuum Power Items Only) (vacuum Power items Only) united Autom. service Inc. Richmond Battery & Ing. Corp. 236 s. Cameron st. 2912 W. Leigh St. Harrisburg, Richmond 20, (carburetors only) (carburetors only) . 3 No. 324 SERVICE BULLETIN WASHINGTON WASHINGTON D.C. MacFadden Ignition Co., Inc. 106-108 Broad St. Roberts Bros. Co. Charleston 22, Charles Stewart, Inc. 17th & "U" Sts., N.W. (Carburetors only) P.O. BOX 3582 (Mail) 1741 First Ave., So. WEST VIRGINIA Seattle 4, WISCONSIN Baker Equip. Engr. Co., Inc. Box 1947 (Mail) Sunset Electric Co. 404 Morris St. Wisconsin Magneto Co. North 703 Division St. Charleston 27, 918 N. Broadway Spokane 11, (Vacuum Power items only) Milwaukee 2, ANTI-FREEZE IN PASSENGER CARS The step-type, 29/32" - 1" diameter lifters, AND TRUCKS Part No.536508 are to be used only with the cast iron camshaft. Effective with production starting on April 29, we have discontinued injecting anti-freeze Detailed information in regards to the lift- into the cooling system of our passenger cars ers and camshaft types was given in Service and trucks. Bulletin No. 304 -“Service Replacement Cam- shafts ". CAMSHAFT AND LIFTERS IN SHORT BLOCK ASSEMBLY PART NO. 534886 - PUSH BUTTON RETAINING CLIP- 1951-1954 STUDEBAKERH, 3H, 4H 56th SERIES PACKARD and 5H MODELS Please record this article in the Ultramatic Please record this article on the Service Transmission -Push Button Control Section of Bulletin Reference page at the end of the Engine your 1955-56 Packard Shop Manual. sections in the Shop Manuals covering the re- spective models. The clip which retains the push button actu- ator in the control switch assembly has been Investigation of rapid valve lifter wear released as a service item. This horse-shoe- after installation of Short Block Assembly, shaped clip is also the means of completing the Part No. 534886, has shown that incorrect lift- electrical circuit when the push button is de- ers were used. That is,the camshaft was of pressed. the forged steel type and the step-type lifters were used instead of the straight 1" diameter The clip is listed as the Push Button Actu- lifters. ator Retaining Clip, Part NO. 1544121. Most of the short block assemblies will have a forged steel camshaft, but some may have a TORSION LEVEL CONTROL SWITCH - cast iron camshaft. Therefore,an inspection 1955 PACKARD MODELS should be made to determine the type of camshaft and then make certain that the proper lifters Please record this article on the Notes page are used. The inspection can be made by looking at the end of the Suspension and Steering downward between the cylinder banks through the Section and in the Electrical section of your cored hole located towards the rear of the 1955-56 Packard Shop Manual. engine. (This is the hole which provides crankcase ventilation.) Enough of the camshaft When installing a 1956 Torsion Level Control is visible through the cored hole to identify Switch, Part No.472239 on a 1955 Packard Model, the camshaft. The forged steel camshaft is it is necessary to use a Jumper Harness, Part completely machined between the cam lobes and NO.