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1950 Buick Series 70 Catalog and Classic Car Guide, Ratings and Features

Image of 1950 Buick Series 70, sourced from www.flickr.com , Image Link.

Performance Metrics

Performance: +35
Handling: +30
Ride Comfort: +70

Fundamental Metrics

Safety: +25
Maintenance and Upkeep: +55
Restoration Difficulty: +40

Emotional Appeal

Looks: +75
Collectability: +60
Historical Significance: +50

MMP Rating

5.6 /10
Engine Specifications
Engine: Straight 8
Displacement: 320.2 cu in (5.2 L)
Horsepower: 128 HP
Torque: 278 lb-ft
Compression Ratio: 6.6:1
Ignition System: Battery Ignition
Cooling System: Liquid Cooled
Performance Specifications
0-60 Time: Estimated 15 seconds
1/4 Mile Time: Not available
Top Speed: 90 mph
Transmission and Drive
Drive Type: Rear Wheel Drive
Transmission Type: Dynaflow automatic transmission
Fuel and Efficiency
Fuel System Type: Carburetor
MPG: Estimated 15 MPG
Dimensions and Brakes
Brakes: Drum Brakes
Wheelbase: 124 inches
Weight: 4,300 lbs

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

1950 Buick Series 70: The Dawn of a New Era in Automotive Excellence

The 1950 Buick Series 70 Roadmaster didn't just roll off the assembly line; it glided into the annals of automotive history, setting a benchmark for luxury and design. Crafted by the venerable Buick Motor Division of General Motors, this iconic vehicle emerged in an era where cars were more than mere transportation—they were statements of status and style. With its origin rooted in the post-war boom, the Series 70 was a testament to American ingenuity and a harbinger of the opulent '50s. A notable moment in its storied history is its pioneering use of the now-iconic portholes or "VentiPorts" on the front fenders, which became a signature Buick styling cue.

Design and Innovation: The Pinnacle of Post-War Opulence

The exterior of the 1950 Buick Series 70 was a symphony of chrome and curves. Its imposing waterfall grille, accented by sweeping lines and a broad, commanding presence, made it an instant head-turner. Inside, passengers were enveloped in luxury, with plush seating upholstered in premium fabrics or optional leather. The cabin boasted richly detailed dashboards with real wood accents and an array of convenience features that were ahead of their time. Technological advancements included a Dynaflow automatic transmission—a first for American automobiles—offering drivers a smooth and effortless driving experience. Color options ranged from stately blacks to vibrant two-tones, with popular choices reflecting the exuberance of the era. Among body styles, the Riviera hardtop coupe stood out as an icon of design with its sleek roofline and absence of B-pillars.

Historical Significance: A Legacy Cast in Chrome

The 1950 Buick Series 70's impact on automotive design was profound. It introduced features that would become staples in future models, such as power windows and seats. Its influence extended beyond luxury; it set new standards for what American consumers expected from their automobiles. The Roadmaster was not just another car; it was a cultural touchstone that reflected and influenced the tastes of post-war America.

Performance and Handling: A Gentle Giant on the Road

Underneath its grand exterior, the Series 70 packed a formidable 320 cubic inch Fireball straight-eight engine that propelled it to impressive speeds for its size. While top speed figures hovered around 100 mph, it was the car's smooth acceleration that left an impression, thanks to the Dynaflow transmission. On winding roads or over uneven surfaces, the Roadmaster's sizeable wheelbase ensured a stately and comfortable ride. Piloting this behemoth was akin to commanding a luxurious vessel; with each throttle push came a deep thrum from under the hood—a reminder of the power at one's disposal.

Ownership Experience: More Than Just a Car

The Series 70 was more than just a daily driver—it was an experience. Owners often showcased their vehicles at shows or enjoyed them on leisurely Sunday drives. Maintenance required dedication due to its complexity and unique parts, but for many enthusiasts, this was part of its charm. Reliability was commendable for its time, though modern-day owners should expect to become well-acquainted with specialist mechanics.

Fun Facts: The Roadmaster's Rich Tapestry

This automotive masterpiece has graced numerous movies and been coveted by celebrities across generations. It held records for its size and luxury features within its class. Despite criticisms over fuel efficiency—a common trait among vehicles of its era—the Roadmaster remains an emblematic figure in classic car lore.

Collector's Information: A Cherished Classic

Today, the value range for a well-maintained 1950 Buick Series 70 can vary greatly depending on condition, originality, and history. With production numbers estimated in the tens of thousands across all body styles, finding one can be challenging but not impossible. Prices have generally appreciated over time as classic car enthusiasts seek to capture a piece of automotive history.

Conclusion: The Enduring Legacy of the 1950 Buick Series 70

The 1950 Buick Series 70 Roadmaster is more than just metal, rubber, and glass—it's a rolling testament to a bygone era that continues to captivate collectors and enthusiasts alike. Its blend of design elegance, technological innovation, and commanding road presence has cemented its place in automotive history as one of the most distinguished vehicles ever produced.

1950 Buick Series 70 Catalog of Parts

1950 Buick SERIES 70 Accelerator Pedal Pad.  Made with steel core like original-AP 29-C 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Accelerator Pedal Bellows.  Covers unsightly steel rod-BL 7-A 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Stabilizer Bar Bushings-BN 106 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Front coil-spring insulator-BN 110 1950 Buick SERIES 70 Front coil-spring insulator-BN 110Front coil-spring insulator. Fits '41-'60 Oldsmobile and '50-'83 GM passenger models. 5-3/8 in. OD x 3-3/4 in. ID x 3/4 in. high with 13/16 in. wide bottom flange 1/4" thick, 12 flutes. Each.

1950 Buick SERIES 70 Front Stabilizer Bar Bushing.  Fits rear on 1948-1956 Olds-BN 29 1950 Buick SERIES 70 Front Stabilizer Bar Bushing. Fits rear on 1948-1956 Olds-BN 29Front Stabilizer Bar Bushing. Fits rear on 1948-1956 Olds. 2" high. Each

1950 Buick SERIES 70 Stabilizer Bar Bushing.  For rear axel anti-sway rod ends-BN 34-B 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Rear Control Arm Bushing.  For axle to body.  7/8 I.D-BN 7-B 1950 Buick SERIES 70 Rear Control Arm Bushing. For axle to body. 7/8" I.D-BN 7-BRear Control Arm Bushing. For axle to body. 7/8" I.D., 1-1/4" shaft O.D., 1-3/4" flange O.D., 1-1/2" long. Each

1950 Buick SERIES 70 Dyno-Flow Brake Pedal Pad.  3 wide X 3-1/2 long.  Each-CB 103 1950 Buick SERIES 70 Dyno-Flow Brake Pedal Pad. 3" wide X 3-1/2" long. Each-CB 103Dyno-Flow Brake Pedal Pad. 3" wide X 3-1/2" long. Each

1950 Buick SERIES 70 Clutch and Brake Pedal Pads.  2 wide X 3 long.  Pair-CB 15 1950 Buick SERIES 70 Clutch and Brake Pedal Pads. 2" wide X 3" long. Pair-CB 15Clutch and Brake Pedal Pads. 2" wide X 3" long. Pair

1950 Buick SERIES 70 Hood to Cowl Seal.  Push-in carrot tabs-CS 2-B 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Upper Door Hinge Post Bumper.  Held by screw-DB 60-A 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Center Division Bar Seal and Retainer-DP 16 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Door and Hood Bumper.  1 diameter X 7/8 thick.  Each-HF 16 1950 Buick SERIES 70 Door and Hood Bumper. 1" diameter X 7/8" thick. Each-HF 16Door and Hood Bumper. 1" diameter X 7/8" thick. Each

1950 Buick SERIES 70 Hood and Tailgate Bumper with Steel-HF 17-A 1950 Buick SERIES 70 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



1950 Buick SERIES 70 Trip Meter Reset Knob.  Made of black rubber-KN 10 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Trunk Light Pad.  15-1/2 wide X 2-3/4 long at end.  Each-MP 250 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Door Lock Knob.  Made of Black rubber, self-threading-RP 304-A 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Door Lock Knob.  Made of Slate Blue rubber, self-threading-RP 304-C 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Door Lock Knob.  Made of Navy Blue rubber, self-threading-RP 304-D 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Door Lock Knob.  Made of Silver Blue rubber, self-threading-RP 304-E 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Door Lock Knob.  Made of Fawn colored rubber, self-threading-RP 304-F 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Door Lock Knob.  Made of Olive Green rubber, self-threading-RP 304-G 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Door Lock Knob.  Made of Yellow rubber, self-threading-RP 304-H 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Door Lock Knob.  Made of White rubber, self-threading-RP 304-I 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Door Lock Knob.  Made of Silver rubber, self-threading-RP 304-J 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Door Lock Knob.  Made of Medium Brown rubber, self-threading-RP 304-K 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Door Lock Knob.  Made of Wedgwood rubber, self-threading-RP 304-L 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Door Lock Knob.  Made of Teal Green rubber, self-threading-RP 304-M 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Door Lock Knob.  Made of Moss Green rubber, self-threading-RP 304-N 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Door Lock Knob.  Made of Ember glow rubber, self-threading-RP 304-O 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Torque Ball Boot.  For Cars with Dyna Flow Transmission-RP 73-A 1950 Buick SERIES 70 Torque Ball Boot. For Cars with Dyna Flow Transmission-RP 73-ATorque Ball Boot. For Cars with Dyna Flow Transmission. Replaces OEM #1334298. Each

1950 Buick SERIES 70 Front Door Window Adjustment Bumper Cushion-SB 70 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Speedometer Cable / Utility Grommet-SM 2 1950 Buick SERIES 70 Speedometer Cable / Utility Grommet-SM 2Speedometer Cable / Utility Grommet. Fits 3/4" to 13/16" hole. 3/16" center hole. Each


1950 Buick SERIES 70 Special Purpose Grommet-SM 4 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Firewall Grommet-SM 50 1950 Buick SERIES 70 Firewall Grommet-SM 50Firewall Grommet. For oil pressure and water temperature gauge lines. 1-1/2" O.D., fits 1-1/8" hole. Each


1950 Buick SERIES 70 Firewall and Utility Grommet.  Fits 3/4 hole.  3/16 I.D-SM 8 1950 Buick SERIES 70 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



1950 Buick SERIES 70 Vertical Seal for Vent Window.  Each is 17 long.  Pair-VS 2 1950 Buick SERIES 70 Vertical Seal for Vent Window. Each is 17" long. Pair-VS 2Vertical Seal for Vent Window. Each is 17" long. Pair

1950 Buick SERIES 70 Flexible glass-run channel-WC 11-72 1950 Buick SERIES 70 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.

1950 Buick SERIES 70 Rigid division-bar channel. Made with Zinc-plated bead-WC 1-72 1950 Buick SERIES 70 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.

1950 Buick SERIES 70 Rigid division-bar channel. Made with Zinc-plated bead-WC 1-96 1950 Buick SERIES 70 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.

1950 Buick SERIES 70 Rigid division-bar channel. Made with stainless steel bead-WC 2-72 1950 Buick SERIES 70 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.

1950 Buick SERIES 70 Flexible sweeper. Made with stainless steel bead-WC 8-72 1950 Buick SERIES 70 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.

1950 Buick SERIES 70 Fender Bolts.  For use with Fender Bolt Washers; WF 3001-WF 3000 1950 Buick SERIES 70 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

1950 Buick SERIES 70 Fender Bolt Washers.  For use with Fender Bolts; WF 3000-WF 3001 1950 Buick SERIES 70 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




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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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  • Unrivaled Warranty: We back our products with a 30-year industry-leading warranty, a testament to our confidence in their quality.

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