REGULATOR POINT BURNING 1951 ALL SERIES The following item is a more detailed presentation of information contained in Special Service Letter, Dealer No. 104, dated December 14, 1951, SUBJECT: Regulator Point Burning and Rundown Batteries - 1951 All Series: Generators produced since June 1951 may have field crossover lead touching the insulated brush holder (Figure [...]
POWER STEERING 1952 SERIES 50-70 Supplements Section 7-B, 1952 Shop Manual The following supplementary power steering information is intended to familiarize mechanic personnel with developments recently introduced: SERIES 50 Oil Reservoir The Series 50 power steering unit is similar, from a design and maintenance standpoint, with the Series 70 gear. The only notable exception is [...]
NEW REAR AXLE PLUG, COVER ALL SERIES Rear axle filler plug with gasket has been OK'ed for production after jobs early in 1952. This plug which is ordered in the gasket plug kit (Gr. 5.400,No. 1390882) has a straight -14 NPSM pipe thread and shoulder and is used with leather gasket 1346117. The plug may [...]
DYNAFLOW OIL COOLER 1951 ALL SERIES Special Service Letter - Dealer No. 103 - December 14, 1951 SUBJECT: Dynaflow Oil Coolers During January, February and March and part of April a critical material situation forced us to use some Dynaflow oil coolers fabricated from material other than Cupro-Nickle or copper. Some internal and external cooler [...]
ENGINE FUEL AND EXHAUST SYSTEMS FUEL AND VACUUM PUMP A completely redesigned fuel and vacuum pump assembly (Figure 6) is used on Series 40 and 50 cars. 1952 Buick Fuel Pump Installed The pump is mounted on the right side of the crankcase in a further forward position, which allows the fan blast [...]
1952 BUICK ENGINE MAINTENANCE SERIES 70 Engine refinements provide 1952 Series 70 cars with brilliant performance and reduced fuel consumption at usual operating speeds. A 7.5-1 compression ratio in conjunction with the new four barrel carburetor provides the following specifications: Maximum brake horsepower: 170 at 3800 RPM Maximum brake torque: 280ft .lbs. at 2400 RPM [...]
FLIPPER SEAL LUBRICARE 1952 MODELS 56R-76R Engineering tests indicate that it is advisable to insure proper operation and minimum wear of the "flipper" weather seal, used on 1952 Series 50 and 70 Riviera Coupes, by occasional lubrication. The following lubrication procedure is recommended: Open the door. Apply a coat of "Lubriplate", Group 4.683, Part No. [...]
1952 Buick Specifications LUBRICARE Changes from previously published instructions are as follows: Distributor Cam (5,000 miles) Work a small amount of M-1172 high temperature ball bearing grease (available through United Motors Service) into a clean cloth, then hold cloth against distributor cam while it is rotating. CAUTION: Excessive grease may throw off [...]
NEW COLOR COMBINATIONS In the near future, nine new color combinations will be offered on 1951 models. On approximately the same date, five current combinations will be cancelled, three of which are replaced by new colors. The cancelled combinations are as follows: Combination Number- Color 04 - Geneva Green 06 - Olympic Blue 08 - [...]
WHEEL SHIELD EDGING We have been advised by the Parts Department that the Rear Wheel Shield Edging, Group 8.177, Part No. 1336292, used on 1949 Series 50 and 70 after jobs is no longer serviced due to unavailability of steel used as an insert in the part. As a result, this part will be replaced [...]