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1951 Buick Roadmaster Catalog and Classic Car Guide, Ratings and Features

Image of 1951 Buick Roadmaster, sourced from www.broadarrowauctions.com , Image Link.

Performance Metrics

Performance: +40
Handling: +35
Ride Comfort: +70

Fundamental Metrics

Safety: +30
Maintenance and Upkeep: +60
Restoration Difficulty: +50

Emotional Appeal

Looks: +80
Collectability: +65
Historical Significance: +55

MMP Rating

6.3 /10
Engine Specifications
Engine: Straight 8
Displacement: 320.2 cu in (5.2 L)
Horsepower: 152 hp
Torque: 280 lb-ft
Compression Ratio: 7.5:1
Ignition System: Battery Ignition
Cooling System: Liquid Cooled
Performance Specifications
0-60 Time: Estimated 12 seconds
1/4 Mile Time: Not available
Top Speed: 105 mph
Transmission and Drive
Drive Type: Rear Wheel Drive
Transmission Type: Dynaflow automatic
Fuel and Efficiency
Fuel System Type: Carburetor
MPG: Estimated 10-12 mpg
Dimensions and Brakes
Brakes: Drum Brakes
Wheelbase: 129.5 inches
Weight: 4300 lbs

Note: Specifications for classic cars are given to the best of our ability, considering the limited and variant data available.

Unveiling the 1951 Buick Roadmaster: A Testament to Postwar Automotive Excellence

The 1951 Buick Roadmaster stands as a gleaming symbol of postwar American opulence and engineering prowess. Born from the esteemed assembly lines of General Motors, this automotive masterpiece emerged at a time when the United States was basking in economic prosperity. The Roadmaster was not just a car; it was a statement of luxury and advanced technology that captured the hearts of the American public. Among its many accolades, the '51 Roadmaster is often celebrated for introducing the iconic "bombsight" hood ornament, which would become a beloved Buick trademark.

Design and Innovation: A Harmonious Blend of Style and Substance

The exterior of the 1951 Roadmaster was a feast for the eyes, with its sweeping lines, wide chrome grille, and imposing stature. It exuded a sense of grandeur that was perfectly in step with the era's design ethos. Inside, passengers were enveloped in an environment of luxury, with plush seating and rich materials throughout. The dashboard boasted a Sonomatic radio and a heater, innovations that were considered top-of-the-line at the time. Color options for this model year included striking hues such as Carlsbad Black and Matador Red, with Seamist Green being among the most popular choices. The Roadmaster came in various body styles, including sedans, convertibles, and Riviera hardtops, with the Riviera being particularly sought after for its sleek two-door design.

Historical Significance: Setting the Pace for Future Generations

The 1951 Buick Roadmaster's impact on automotive history cannot be overstated. It set new standards in vehicle design with features like its panoramic windshield—a precursor to today's emphasis on driver visibility. This car differentiated itself from its contemporaries through its Dynaflow automatic transmission, which provided an exceptionally smooth ride that was ahead of its time.

Performance and Handling: A Symphony on Wheels

Underneath its hood, the Roadmaster housed a powerful 320 cubic inch straight-8 engine that delivered 152 horsepower. While top speed figures were impressive for its day, it was the car's acceleration—capable of reaching 0-60 mph in under 15 seconds—that truly astounded enthusiasts. On the road, it handled with poise and grace, absorbing bumps with ease while remaining composed on winding paths. Drivers often remarked on the melodious hum of its engine—a sound that became synonymous with Buick's engineering excellence.

Ownership Experience: More Than Just a Means to Travel

The Roadmaster served various roles—from a dependable family hauler to a show-stopping classic at auto exhibitions. Its reliability was commendable; however, as with any vehicle from this era, maintenance required some mechanical know-how. Parts are relatively accessible due to the car's popularity among collectors.

Fun Facts: The Roadmaster's Legacy Beyond the Tarmac

This model has graced both small and large screens in numerous films and TV shows, further cementing its place in popular culture. While some critics pointed out its fuel consumption as excessive by modern standards, it did little to dampen enthusiasm among aficionados.

Collector's Information: A Coveted Jewel in Automotive Crowns

Today, a well-preserved 1951 Buick Roadmaster can fetch anywhere from $20,000 to over $60,000 depending on condition and originality—testament to its enduring appeal. Production numbers were substantial for their time; however, surviving examples in pristine condition are relatively scarce. As such, values have generally trended upwards over time.

Conclusion: The Enduring Allure of the 1951 Buick Roadmaster

In summary, the 1951 Buick Roadmaster is more than just an old car—it's an artifact of American history that continues to captivate enthusiasts worldwide. Its blend of style, innovation, and performance set it apart during its heyday and still commands respect in collector circles today. As we look back on this remarkable machine, we're reminded not only of where we've been but also where we're going—a journey that is as exciting now as it was over seventy years ago.

1951 Buick Roadmaster Catalog of Parts

1951 Buick Roadmaster Front Door body Hinge Pillar Seal-ALP 73 1951 Buick Roadmaster Front Door body Hinge Pillar Seal-ALP 73Front Door body Hinge Pillar Seal. Made with molded ends like original. Pair R&L

1951 Buick Roadmaster Accelerator Pedal Pad.  Made with steel core like original-AP 29-C 1951 Buick Roadmaster Accelerator Pedal Pad. Made with steel core like original-AP 29-CAccelerator Pedal Pad. Made with steel core like original. 2-1/8" X 8-1/2". Black. Each

1951 Buick Roadmaster Accelerator Pedal Bellows.  Covers unsightly steel rod-BL 7-A 1951 Buick Roadmaster Accelerator Pedal Bellows. Covers unsightly steel rod-BL 7-AAccelerator Pedal Bellows. Covers unsightly steel rod. 1/4" top I.D.., 1" bottom I.D., 2-3/4" high (compresses to 1-1/2"). Each

1951 Buick Roadmaster Stabilizer Bar Bushings-BN 106 1951 Buick Roadmaster Stabilizer Bar Bushings-BN 106Stabilizer Bar Bushings. 1-3/4" long X 1-1/2" wide X 1-1/2" high, 10/16" I.D. Pair

1951 Buick Roadmaster Front Stabilizer Bar Bushing.  Fits rear on 1948-1956 Olds-BN 29 1951 Buick Roadmaster Front Stabilizer Bar Bushing. Fits rear on 1948-1956 Olds-BN 29Front Stabilizer Bar Bushing. Fits rear on 1948-1956 Olds. 2" high. Each

1951 Buick Roadmaster Stabilizer Bar Bushing.  For rear axel anti-sway rod ends-BN 34-B 1951 Buick Roadmaster Stabilizer Bar Bushing. For rear axel anti-sway rod ends-BN 34-BStabilizer Bar Bushing. For rear axel anti-sway rod ends. Four used per car. 1-5/16" O.D., 3/4" long, with 5/8" I.D. Each




1951 Buick Roadmaster Hood to Cowl Seal.  Push-in carrot tabs-CS 2-B 1951 Buick Roadmaster Hood to Cowl Seal. Push-in carrot tabs-CS 2-BHood to Cowl Seal. Push-in carrot tabs. 56-1/2" long X 1/18/" wide. Each

1951 Buick Roadmaster Door Side Bumper-DB 42 1951 Buick Roadmaster Door Side Bumper-DB 42Door Side Bumper. Each bumper has four screws and steel core like original. 1-5/8" high X 1-13/16" X 5/32" thick. Pair

1951 Buick Roadmaster Upper Door Hinge Post Bumper.  Held by screw-DB 60-A 1951 Buick Roadmaster Upper Door Hinge Post Bumper. Held by screw-DB 60-AUpper Door Hinge Post Bumper. Held by screw. 7/8" diameter X 1/8" thick. Each

1951 Buick Roadmaster Center Division Bar Seal and Retainer-DP 16 1951 Buick Roadmaster Center Division Bar Seal and Retainer-DP 16Center Division Bar Seal and Retainer. Made to original specifications to accommodate chrome molding. 17-1/2" long. Each


1951 Buick Roadmaster Hood and Tailgate Bumper with Steel-HF 17-A 1951 Buick Roadmaster Hood and Tailgate Bumper with Steel-HF 17-AHood and Tailgate Bumper with Steel. 1-3/4" long X 5/8" wide. Exact reproduction. Each



1951 Buick Roadmaster Trip Meter Reset Knob.  Made of black rubber-KN 10 1951 Buick Roadmaster Trip Meter Reset Knob. Made of black rubber-KN 10Trip Meter Reset Knob. Made of black rubber. Compare to measurements: 1/8" I.D., 7/16" O.D. X 1/2" tall. Each

1951 Buick Roadmaster Trunk Light Pad.  15-1/2 wide X 2-3/4 long at end.  Each-MP 250 1951 Buick Roadmaster Trunk Light Pad. 15-1/2" wide X 2-3/4" long at end. Each-MP 250Trunk Light Pad. 15-1/2" wide X 2-3/4" long at end. Each

1951 Buick Roadmaster Door Lock Knob.  Made of Black rubber, self-threading-RP 304-A 1951 Buick Roadmaster Door Lock Knob. Made of Black rubber, self-threading-RP 304-ADoor Lock Knob. Made of Black rubber, self-threading. 1-3/8" tall with 1/8" lower I.D., 3/8" lower O.D. Each

1951 Buick Roadmaster Door Lock Knob.  Made of Slate Blue rubber, self-threading-RP 304-C 1951 Buick Roadmaster Door Lock Knob. Made of Slate Blue rubber, self-threading-RP 304-CDoor Lock Knob. Made of Slate Blue rubber, self-threading. 1-3/8" tall with 1/8" lower I.D., 3/8" lower O.D. Each

1951 Buick Roadmaster Door Lock Knob.  Made of Navy Blue rubber, self-threading-RP 304-D 1951 Buick Roadmaster Door Lock Knob. Made of Navy Blue rubber, self-threading-RP 304-DDoor Lock Knob. Made of Navy Blue rubber, self-threading. 1-3/8" tall with 1/8" lower I.D., 3/8" lower O.D. Each

1951 Buick Roadmaster Door Lock Knob.  Made of Silver Blue rubber, self-threading-RP 304-E 1951 Buick Roadmaster Door Lock Knob. Made of Silver Blue rubber, self-threading-RP 304-EDoor Lock Knob. Made of Silver Blue rubber, self-threading. 1-3/8" tall with 1/8" lower I.D., 3/8" lower O.D. Each

1951 Buick Roadmaster Door Lock Knob.  Made of Fawn colored rubber, self-threading-RP 304-F 1951 Buick Roadmaster Door Lock Knob. Made of Fawn colored rubber, self-threading-RP 304-FDoor Lock Knob. Made of Fawn colored rubber, self-threading. 1-3/8" tall with 1/8" lower I.D., 3/8" lower O.D. Each

1951 Buick Roadmaster Door Lock Knob.  Made of Olive Green rubber, self-threading-RP 304-G 1951 Buick Roadmaster Door Lock Knob. Made of Olive Green rubber, self-threading-RP 304-GDoor Lock Knob. Made of Olive Green rubber, self-threading. 1-3/8" tall with 1/8" lower I.D., 3/8" lower O.D. Each

1951 Buick Roadmaster Door Lock Knob.  Made of Yellow rubber, self-threading-RP 304-H 1951 Buick Roadmaster Door Lock Knob. Made of Yellow rubber, self-threading-RP 304-HDoor Lock Knob. Made of Yellow rubber, self-threading. 1-3/8" tall with 1/8" lower I.D., 3/8" lower O.D. Each

1951 Buick Roadmaster Door Lock Knob.  Made of White rubber, self-threading-RP 304-I 1951 Buick Roadmaster Door Lock Knob. Made of White rubber, self-threading-RP 304-IDoor Lock Knob. Made of White rubber, self-threading. 1-3/8" tall with 1/8" lower I.D., 3/8" lower O.D. Each

1951 Buick Roadmaster Door Lock Knob.  Made of Silver rubber, self-threading-RP 304-J 1951 Buick Roadmaster Door Lock Knob. Made of Silver rubber, self-threading-RP 304-JDoor Lock Knob. Made of Silver rubber, self-threading. 1-3/8" tall with 1/8" lower I.D., 3/8" lower O.D. Each

1951 Buick Roadmaster Door Lock Knob.  Made of Medium Brown rubber, self-threading-RP 304-K 1951 Buick Roadmaster Door Lock Knob. Made of Medium Brown rubber, self-threading-RP 304-KDoor Lock Knob. Made of Medium Brown rubber, self-threading. 1-3/8" tall with 1/8" lower I.D., 3/8" lower O.D. Each

1951 Buick Roadmaster Door Lock Knob.  Made of Wedgwood rubber, self-threading-RP 304-L 1951 Buick Roadmaster Door Lock Knob. Made of Wedgwood rubber, self-threading-RP 304-LDoor Lock Knob. Made of Wedgwood rubber, self-threading. 1-3/8" tall with 1/8" lower I.D., 3/8" lower O.D. Each

1951 Buick Roadmaster Door Lock Knob.  Made of Teal Green rubber, self-threading-RP 304-M 1951 Buick Roadmaster Door Lock Knob. Made of Teal Green rubber, self-threading-RP 304-MDoor Lock Knob. Made of Teal Green rubber, self-threading. 1-3/8" tall with 1/8" lower I.D., 3/8" lower O.D. Each

1951 Buick Roadmaster Door Lock Knob.  Made of Moss Green rubber, self-threading-RP 304-N 1951 Buick Roadmaster Door Lock Knob. Made of Moss Green rubber, self-threading-RP 304-NDoor Lock Knob. Made of Moss Green rubber, self-threading. 1-3/8" tall with 1/8" lower I.D., 3/8" lower O.D. Each

1951 Buick Roadmaster Door Lock Knob.  Made of Ember glow rubber, self-threading-RP 304-O 1951 Buick Roadmaster Door Lock Knob. Made of Ember glow rubber, self-threading-RP 304-ODoor Lock Knob. Made of Ember glow rubber, self-threading. 1-3/8" tall with 1/8" lower I.D., 3/8" lower O.D. Each

1951 Buick Roadmaster Torque Ball Boot.  For Cars with Dyna Flow Transmission-RP 73-A 1951 Buick Roadmaster Torque Ball Boot. For Cars with Dyna Flow Transmission-RP 73-ATorque Ball Boot. For Cars with Dyna Flow Transmission. Replaces OEM #1334298. Each

1951 Buick Roadmaster Front Door Window Adjustment Bumper Cushion-SB 70 1951 Buick Roadmaster Front Door Window Adjustment Bumper Cushion-SB 70Front Door Window Adjustment Bumper Cushion. For "T" bolt in door. Four to six used per car. 11/16" X 1/4". Each

1951 Buick Roadmaster Side Window Bumper-SB 98 1951 Buick Roadmaster Side Window Bumper-SB 98Side Window Bumper. For side window glass in vent frame at top of window. Made with steel core like original. Replaces OEM #4180904-5. Pair R&L

1951 Buick Roadmaster Speedometer Cable / Utility Grommet-SM 2 1951 Buick Roadmaster Speedometer Cable / Utility Grommet-SM 2Speedometer Cable / Utility Grommet. Fits 3/4" to 13/16" hole. 3/16" center hole. Each


1951 Buick Roadmaster Special Purpose Grommet-SM 4 1951 Buick Roadmaster Special Purpose Grommet-SM 4Special Purpose Grommet. For firewall, fuel gauge wire, horn wire, hood latch cable and fresh air cable. Fits 1/2" hole. 1/8" center hole. Each

1951 Buick Roadmaster Firewall Grommet-SM 50 1951 Buick Roadmaster Firewall Grommet-SM 50Firewall Grommet. For oil pressure and water temperature gauge lines. 1-1/2" O.D., fits 1-1/8" hole. Each

1951 Buick Roadmaster Firewall Grommet for Vacuum Line Hose-SM 51 1951 Buick Roadmaster Firewall Grommet for Vacuum Line Hose-SM 51Firewall Grommet for Vacuum Line Hose. 2-11/16" long, 1-5/8" wide, 1-3/16" wide. Each


1951 Buick Roadmaster Firewall and Utility Grommet.  Fits 3/4 hole.  3/16 I.D-SM 8 1951 Buick Roadmaster Firewall and Utility Grommet. Fits 3/4" hole. 3/16" I.D-SM 8Firewall and Utility Grommet. Fits 3/4" hole. 3/16" I.D. Each



1951 Buick Roadmaster Vertical Seal for Vent Window.  Each is 17 long.  Pair-VS 2 1951 Buick Roadmaster Vertical Seal for Vent Window. Each is 17" long. Pair-VS 2Vertical Seal for Vent Window. Each is 17" long. Pair

1951 Buick Roadmaster Flexible glass-run channel-WC 11-72 1951 Buick Roadmaster Flexible glass-run channel-WC 11-72Flexible glass-run channel. Mohair lined, cloth covered with stainless steel bead. Used on side windows. 72 in. long. Each. NOTE: $20 special shipping charge applies for domestic orders. Call or email for overseas shipping costs. Part can be sectioned in two equal lengths to reduce overseas shipping costs.

1951 Buick Roadmaster Rigid division-bar channel. Made with Zinc-plated bead-WC 1-72 1951 Buick Roadmaster Rigid division-bar channel. Made with Zinc-plated bead-WC 1-72Rigid division-bar channel. Made with Zinc-plated bead. Used on lower side windows. 72 in. long. Each. NOTE: $20 special shipping charge applies for domestic orders. Call or email for overseas shipping costs. Part can be sectioned into two equal lengths to reduce overseas shipping costs.

1951 Buick Roadmaster Rigid division-bar channel. Made with Zinc-plated bead-WC 1-96 1951 Buick Roadmaster Rigid division-bar channel. Made with Zinc-plated bead-WC 1-96Rigid division-bar channel. Made with Zinc-plated bead. Used on lower side windows. 96 in. long. Each. NOTE: $20 special shipping charge applies for domestic orders. Call or email for overseas shipping costs. Part can be sectioned in two or three equal lengths to reduce overseas shipping costs.

1951 Buick Roadmaster Rigid division-bar channel. Made with stainless steel bead-WC 2-72 1951 Buick Roadmaster Rigid division-bar channel. Made with stainless steel bead-WC 2-72Rigid division-bar channel. Made with stainless steel bead. 72 in. long. Each. NOTE: $20 special shipping charge applies for domestic orders. Call or email for overseas shipping costs. Part can be sectioned into two equal lengths to reduce overseas shipping costs.

1951 Buick Roadmaster Flexible sweeper. Made with stainless steel bead-WC 8-72 1951 Buick Roadmaster Flexible sweeper. Made with stainless steel bead-WC 8-72Flexible sweeper. Made with stainless steel bead. Used on inner and outer beltlines. Also forms easily for use with sliding quarter windows. 72 in. long. Each. NOTE: $20 special shipping charge applies for domestic orders. Call or email for overseas shipping costs. Part can be sectioned into two equal lengths to reduce overseas shipping costs.

1951 Buick Roadmaster Fender Bolts.  For use with Fender Bolt Washers; WF 3001-WF 3000 1951 Buick Roadmaster Fender Bolts. For use with Fender Bolt Washers; WF 3001-WF 3000Fender Bolts. For use with Fender Bolt Washers; WF 3001. Zinc Chromate plated, high strength. 1" X 5/16". Set of 25

1951 Buick Roadmaster Fender Bolt Washers.  For use with Fender Bolts; WF 3000-WF 3001 1951 Buick Roadmaster Fender Bolt Washers. For use with Fender Bolts; WF 3000-WF 3001Fender Bolt Washers. For use with Fender Bolts; WF 3000. High quality, cadmium plated. 1-1/4" O.D., 3/8" I.D. Set of 25

1951 Buick Roadmaster Rear Vent Window Seals, for 4-Door Sedans.  24-3/4 Long-WR 7323-R 1951 Buick Roadmaster Rear Vent Window Seals, for 4-Door Sedans. 24-3/4" Long-WR 7323-RRear Vent Window Seals, for 4-Door Sedans. 24-3/4" Long. Pair R&L




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For over 100 years, Metro Moulded Parts has been the pinnacle of quality in classic car restoration parts. Our commitment to precision and authenticity in every component ensures a perfect fit and an OEM-level appearance.

  • Expert Craftsmanship & Quality: Each part is a testament to our dedication to reliability and perfection, crafted from original designs and thoroughly tested.
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  • SuperSoft Sponge – The Ultimate Door Seal: Not only are our door seals 30% softer than competitors', but they're also guaranteed to never leak. They effectively reduce wind and road noise, enhancing your classic car's comfort and driving experience.
  • Proudly American: Our parts are a product of American craftsmanship, made in the USA with a spirit of excellence and heritage.
  • Unrivaled Warranty: We back our products with a 30-year industry-leading warranty, a testament to our confidence in their quality.

Join us in preserving the legacy of classic cars with parts that are crafted for perfection, not just made.

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