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1946 Buick Series 40 Catalog and Classic Car Guide, Ratings and Features

Image of 1946 Buick Series 40, sourced from en.m.wikipedia.org , Image Link.

Performance Metrics

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

Fundamental Metrics

Safety: +25
Maintenance and Upkeep: +60
Restoration Difficulty: +50

Emotional Appeal

Looks: +75
Collectability: +65
Historical Significance: +55

MMP Rating

6.1 /10
Engine Specifications
Engine: Straight 8
Displacement: 248 cu in (4.1 L)
Horsepower: Estimated 110 hp
Torque: Not available
Compression Ratio: 6.5:1
Ignition System: Battery and coil
Cooling System: Liquid-cooled
Performance Specifications
0-60 Time: Not available
1/4 Mile Time: Not available
Top Speed: Estimated 80 mph
Transmission and Drive
Drive Type: Rear-wheel drive
Transmission Type: 3-speed manual
Fuel and Efficiency
Fuel System Type: Carburetor
MPG: Not available
Dimensions and Brakes
Brakes: Drum brakes
Wheelbase: 129 inches
Weight: Estimated 3,800 lbs

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

Unveiling the 1946 Buick Series 40: A Post-War Automotive Icon

The year 1946 marked a pivotal moment in automotive history as the world shifted from wartime production to peacetime prosperity. Amidst this backdrop, the 1946 Buick Series 40 emerged, a symbol of American resilience and innovation. Manufactured by Buick, a division of General Motors, this vehicle was not just a means of transportation; it was a statement of progress and luxury. One particularly intriguing fact about the Series 40 is that it was one of the first models to roll off the assembly line after World War II, representing hope and the American dream in a tangible form.

Design and Innovation: A Blend of Elegance and Functionality

The exterior styling of the 1946 Buick Series 40 was a continuation of pre-war design language, featuring voluptuous curves, chrome accents, and the unmistakable waterfall grille that became a Buick trademark. The interior was equally impressive with its plush seating upholstered in high-quality fabrics or optional leather, wood-grain dashboard details, and an art deco-inspired instrument panel. Technologically, it boasted advancements such as a heater/defroster system and an optional radio – luxuries at the time. Color options were somewhat limited due to post-war constraints but included elegant hues that complemented its stately design. Among these, Carlsbad Black and Sequoia Cream were popular choices. The Series 40 was available in several body styles including sedanet (two-door sedan), sedan (four-door), and coupe models with the four-door sedan being particularly popular for its practicality and style.

Historical Significance: Setting the Stage for Modern Luxury

The 1946 Buick Series 40 set itself apart with its combination of comfort, style, and affordability. It played a crucial role in redefining what consumers expected from an automobile post-war. Its success paved the way for future models that would continue to blend luxury with innovation, influencing automotive design for years to come.

Performance and Handling: A Smooth Operator on Any Road

Underneath its hood lay a robust 'Fireball' straight-eight engine that delivered smooth performance synonymous with Buick's reputation. While top speeds and acceleration figures might not impress by modern standards, for its era, the Series 40 offered respectable performance with enough power to handle everyday driving with ease. The ride quality was exceptional for its time, thanks to a well-tuned suspension system that absorbed road imperfections gracefully while maintaining composure on windy roads.

Ownership Experience: More Than Just a Car

Owners of the 1946 Buick Series 40 often used their vehicles as daily drivers due to their reliability and comfort. Maintenance was straightforward by contemporary standards, making it accessible for average owners to keep their Buicks running smoothly. It also found favor among collectors who appreciated its historical significance and show car potential.

Fun Facts: The Series 40's Place in History

The Series 40 has been associated with various interesting tidbits throughout its existence. For instance, some models have been owned by celebrities or featured in period films adding to their allure. While not known for breaking speed records, it did set sales records post-war as one of America's favorite cars. Criticisms were few but typically centered around its conservative styling compared to more flamboyant designs that would follow in the late '40s and '50s.

Collector's Information: A Cherished Classic

Today, the value range for a well-preserved or restored 1946 Buick Series 40 can vary significantly based on condition, originality, and historical provenance. Estimates suggest that tens of thousands were produced during its run; however exact figures are hard to pin down. As for appreciation value, these vehicles tend to hold their worth well among classic car enthusiasts with prices ranging from $10,000 to $50,000 or more depending on various factors.

Conclusion: The Enduring Legacy of the 1946 Buick Series 40

In summary, the 1946 Buick Series 40 is more than just an old car; it's a piece of American history that encapsulates a moment when innovation met opportunity. Its enduring appeal lies not only in its beauty and engineering but also in what it represented during an era of great change. For collectors and enthusiasts alike, owning a Series 40 is about preserving a legacy that continues to inspire admiration and nostalgia.

1946 Buick Series 40 Catalog of Parts


1946 Buick Series 40 Accelerator Pedal Pad.  Made with steel core like original-AP 29-C 1946 Buick Series 40 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

1946 Buick Series 40 Transmission Vacuum Shift Grommet.  Used on rear side-BC 40 1946 Buick Series 40 Transmission Vacuum Shift Grommet. Used on rear side-BC 40Transmission Vacuum Shift Grommet. Used on rear side. 1-1/2" O.D., 3/8" I.D., 3/8" Thick. Each

1946 Buick Series 40 Stabilizer Bar Bushings-BN 106 1946 Buick Series 40 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

1946 Buick Series 40 Lower Inner A Frame Shaft Seal.  1-1/8 O.D., 5/16 thick-BN 23-A 1946 Buick Series 40 Lower Inner "A" Frame Shaft Seal. 1-1/8" O.D., 5/16" thick-BN 23-ALower Inner "A" Frame Shaft Seal. 1-1/8" O.D., 5/16" thick. Each

1946 Buick Series 40 Stabilizer Bar Bushing.  For rear axel anti-sway rod ends-BN 34-B 1946 Buick Series 40 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

1946 Buick Series 40 Dyno-Flow Brake Pedal Pad.  3 wide X 3-1/2 long.  Each-CB 103 1946 Buick Series 40 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

1946 Buick Series 40 Clutch and Brake Pedal Pads.  2 wide X 3 long.  Pair-CB 15 1946 Buick Series 40 Clutch and Brake Pedal Pads. 2" wide X 3" long. Pair-CB 15Clutch and Brake Pedal Pads. 2" wide X 3" long. Pair

1946 Buick Series 40 Cowl and Hood Seal.  Push-in tabs, like original-CS 8 1946 Buick Series 40 Cowl and Hood Seal. Push-in tabs, like original-CS 8Cowl and Hood Seal. Push-in tabs, like original. 78" length finished. Each

1946 Buick Series 40 Upper Door Hinge Post Bumper.  Held by screw-DB 60-A 1946 Buick Series 40 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

1946 Buick Series 40 Windshield Center Bar Outer Gasket Molding Retainer-DP 10 1946 Buick Series 40 Windshield Center Bar Outer Gasket Molding Retainer-DP 10Windshield Center Bar Outer Gasket Molding Retainer. Use with original steel to retain stainless steel trim to the windshield. 18 in. long. Each.

1946 Buick Series 40 Windshield Center Bar Gasket-DP 11 1946 Buick Series 40 Windshield Center Bar Gasket-DP 11Windshield Center Bar Gasket. This seal is make with all the original

1946 Buick Series 40 Auxiliary Door Seals-ELP 2000 1946 Buick Series 40 Auxiliary Door Seals-ELP 2000Auxiliary Door Seals. Weatherstrip for lower front corner of front door. Pair R&L

1946 Buick Series 40 Door and Hood Bumper.  1 diameter X 7/8 thick.  Each-HF 16 1946 Buick Series 40 Door and Hood Bumper. 1" diameter X 7/8" thick. Each-HF 16Door and Hood Bumper. 1" diameter X 7/8" thick. Each


1946 Buick Series 40 Windshield and Rear Window Channel.  Used with 1/4 glass-LP 105 1946 Buick Series 40 Windshield and Rear Window Channel. Used with 1/4" glass-LP 105Windshield and Rear Window Channel. Used with 1/4" glass. Fits some models. Sold by the foot

1946 Buick Series 40 Windshield Pinchweld Seal for some models w/chrome garnish-LP 106 1946 Buick Series 40 Windshield Pinchweld Seal for some models w/chrome garnish-LP 106Windshield Pinchweld Seal for some models w/chrome garnish. Used with LP 105, DP 10 & DP 11 (center division bar seals)to seal and retain outer chrome garnish. Sold by the foot

1946 Buick Series 40 Door side seal. Same as LP 40-A, but for a heavier seal-LP 40 1946 Buick Series 40 Door side seal. Same as LP 40-A, but for a heavier seal-LP 40Door side seal. Same as LP 40-A, but for a heavier seal. Fits many domestic passenger cars and trucks. Used in Cobra kit cars as trunk weatherstrip. Per foot.

1946 Buick Series 40 Door side seal. Same as LP 40, but for a lighter seal-LP 40-A 1946 Buick Series 40 Door side seal. Same as LP 40, but for a lighter seal-LP 40-ADoor side seal. Same as LP 40, but for a lighter seal. Fits many domestic passenger cars and trucks. Universal seal for street rods and customs. Used in Cobra kit cars as door weatherstrip. Per foot.

1946 Buick Series 40 Tail-light Pads (fits some models)-MP 332 1946 Buick Series 40 Tail-light Pads (fits some models)-MP 332Tail-light Pads (fits some models). Overall length approximately 10". 4-3/4" wide X 10" long. Pair R&L

1946 Buick Series 40 Door Lock Knob.  Made of Black rubber, self-threading-RP 304-A 1946 Buick Series 40 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

1946 Buick Series 40 Door Lock Knob.  Made of Slate Blue rubber, self-threading-RP 304-C 1946 Buick Series 40 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

1946 Buick Series 40 Door Lock Knob.  Made of Navy Blue rubber, self-threading-RP 304-D 1946 Buick Series 40 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

1946 Buick Series 40 Door Lock Knob.  Made of Silver Blue rubber, self-threading-RP 304-E 1946 Buick Series 40 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

1946 Buick Series 40 Door Lock Knob.  Made of Fawn colored rubber, self-threading-RP 304-F 1946 Buick Series 40 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

1946 Buick Series 40 Door Lock Knob.  Made of Olive Green rubber, self-threading-RP 304-G 1946 Buick Series 40 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

1946 Buick Series 40 Door Lock Knob.  Made of Yellow rubber, self-threading-RP 304-H 1946 Buick Series 40 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

1946 Buick Series 40 Door Lock Knob.  Made of White rubber, self-threading-RP 304-I 1946 Buick Series 40 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

1946 Buick Series 40 Door Lock Knob.  Made of Silver rubber, self-threading-RP 304-J 1946 Buick Series 40 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

1946 Buick Series 40 Door Lock Knob.  Made of Medium Brown rubber, self-threading-RP 304-K 1946 Buick Series 40 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

1946 Buick Series 40 Door Lock Knob.  Made of Wedgwood rubber, self-threading-RP 304-L 1946 Buick Series 40 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

1946 Buick Series 40 Door Lock Knob.  Made of Teal Green rubber, self-threading-RP 304-M 1946 Buick Series 40 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

1946 Buick Series 40 Door Lock Knob.  Made of Moss Green rubber, self-threading-RP 304-N 1946 Buick Series 40 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

1946 Buick Series 40 Door Lock Knob.  Made of Ember glow rubber, self-threading-RP 304-O 1946 Buick Series 40 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

1946 Buick Series 40 Hydro-Electric Power Unit Mounting Cushion-RP 700 1946 Buick Series 40 Hydro-Electric Power Unit Mounting Cushion-RP 700Hydro-Electric Power Unit Mounting Cushion. Two to three used per car. 1" O.D. X 3/4" high rubber with 1/4 x 20 x 3/4" Studs. Replaces OEM #4149788. Each

1946 Buick Series 40 Folding Top Weatherstrips-RR 1600 1946 Buick Series 40 Folding Top Weatherstrips-RR 1600Folding Top Weatherstrips. Includes right & left sides plus windshield posts. 8-Piece Set




1946 Buick Series 40 Front Door Window Adjustment Bumper Cushion-SB 70 1946 Buick Series 40 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

1946 Buick Series 40 Speedometer Cable / Utility Grommet-SM 2 1946 Buick Series 40 Speedometer Cable / Utility Grommet-SM 2Speedometer Cable / Utility Grommet. Fits 3/4" to 13/16" hole. 3/16" center hole. Each


1946 Buick Series 40 Ignition cable grommet. 2 in. OD x 1/2 in. ID fits a 1.5 in-SM 33 1946 Buick Series 40 Ignition cable grommet. 2 in. OD x 1/2 in. ID fits a 1.5 in-SM 33Ignition cable grommet. 2 in. OD x 1/2 in. ID fits a 1.5 in. hole. Each.

1946 Buick Series 40 Special Purpose Grommet-SM 4 1946 Buick Series 40 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

1946 Buick Series 40 Firewall Grommet.  For park brake cable.  Angled hole. Fit's 1 hole-SM 40 1946 Buick Series 40 Firewall Grommet. For park brake cable. Angled hole. Fit's 1" hole-SM 40Firewall Grommet. For park brake cable. Angled hole. Fit's 1" Hole. Each

1946 Buick Series 40 Speedometer Cable Firewall Grommet.  Fits 1-7/8 long hole-SM 47 1946 Buick Series 40 Speedometer Cable Firewall Grommet. Fits 1-7/8" long hole-SM 47Speedometer Cable Firewall Grommet. Fits 1-7/8" long hole. NOTE: Not used when car was factory equipped with windshield washers. (Fits some models) Each


1946 Buick Series 40 Choke Cable Grommet.  Fits 5/8 hole.  1/8 center hole-SM 62 1946 Buick Series 40 Choke Cable Grommet. Fits 5/8" hole. 1/8" center hole-SM 62Choke Cable Grommet. Fits 5/8" hole. 1/8" center hole. Each

1946 Buick Series 40 Radio Fuse Boot and Wire Harness.  For original radio only-SM 65-A 1946 Buick Series 40 Radio Fuse Boot and Wire Harness. For original radio only-SM 65-ARadio Fuse Boot and Wire Harness. For original radio only. Each

1946 Buick Series 40 Special Purpose Grommet-SM 68 1946 Buick Series 40 Special Purpose Grommet-SM 68Special Purpose Grommet. For headlight wire loom through body. Each

1946 Buick Series 40 Firewall and Utility Grommet.  Fits 3/4 hole.  3/16 I.D-SM 8 1946 Buick Series 40 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



1946 Buick Series 40 Vertical Seal for Vent Window.  Each is 17 long.  Pair-VS 2 1946 Buick Series 40 Vertical Seal for Vent Window. Each is 17" long. Pair-VS 2Vertical Seal for Vent Window. Each is 17" long. Pair

1946 Buick Series 40 Flexible glass-run channel-WC 11-72 1946 Buick Series 40 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.

1946 Buick Series 40 Rigid division-bar channel. Made with Zinc-plated bead-WC 1-72 1946 Buick Series 40 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.

1946 Buick Series 40 Rigid division-bar channel. Made with Zinc-plated bead-WC 1-96 1946 Buick Series 40 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.

1946 Buick Series 40 Rigid division-bar channel. Made with stainless steel bead-WC 2-72 1946 Buick Series 40 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.

1946 Buick Series 40 Flexible sweeper. Made with stainless steel bead-WC 8-72 1946 Buick Series 40 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.

1946 Buick Series 40 Fender Bolts.  For use with Fender Bolt Washers; WF 3001-WF 3000 1946 Buick Series 40 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

1946 Buick Series 40 Fender Bolt Washers.  For use with Fender Bolts; WF 3000-WF 3001 1946 Buick Series 40 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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