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1970 Buick Lesabre Catalog and Classic Car Guide, Ratings and Features

Image of 1970 Buick Lesabre, sourced from www.hagerty.com , Image Link.

Performance Metrics

Performance: +60
Handling: +55
Ride Comfort: +70

Fundamental Metrics

Safety: +50
Maintenance and Upkeep: +75
Restoration Difficulty: +80

Emotional Appeal

Looks: +65
Collectability: +60
Historical Significance: +50

MMP Rating

6.4 /10
Engine Specifications
Engine: 350 cu in (5.7 L) V8, 455 cu in (7.5 L) V8
Displacement: 350-455 cu in
Horsepower: 230-370 hp
Torque: 365-510 lb-ft
Compression Ratio: 10.25:1 for the 350 cu in V8, 10.0:1 for the 455 cu in V8
Ignition System: Conventional breaker-point ignition system
Cooling System: Liquid-cooled
Performance Specifications
0-60 Time: 8-10 seconds
1/4 Mile Time: 16-18 seconds
Top Speed: 120 mph
Transmission and Drive
Drive Type: Rear-wheel drive
Transmission Type: 3-speed automatic, 4-speed manual
Fuel and Efficiency
Fuel System Type: Carburetor
MPG: 10-12 mpg
Dimensions and Brakes
Brakes: Front disc brakes and rear drum brakes
Wheelbase: 124 inches
Weight: 3,900-4,200 lbs

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

1970 Buick LeSabre: A Testament to American Luxury and Style

The 1970 Buick LeSabre emerged as a beacon of American automotive prowess, encapsulating the era's spirit with its bold lines and commanding presence. This full-size sedan, crafted by the venerable Buick division of General Motors, was not just a mode of transportation but a statement of luxury and reliability that resonated with the American public. One of the most intriguing aspects of this model was its ability to offer upscale features at a price point that was accessible to a broad audience, making it a staple in driveways across the nation.

Design and Innovation

The 1970 LeSabre's exterior styling was nothing short of majestic. Its long hood, sweeping curves, and pronounced grille gave it an air of sophistication and power. The vehicle's broad shoulders and sharp lines were a nod to the design ethos of the time, which favored size and presence on the road. Inside, passengers were greeted with an interior that boasted plush seating and an array of high-quality materials ranging from rich vinyls to sumptuous fabrics. Woodgrain accents adorned the dashboard, conveying a sense of elegance.

Technologically, the LeSabre was ahead of its time with features like a Max Trac traction control system (optional) that helped prevent wheel spin in slippery conditions—a precursor to modern stability systems. Color options ranged from classic hues like Arctic White and Midnight Blue to more vibrant choices such as Burnished Saddle. The most popular body style was undoubtedly the four-door hardtop sedan, which offered both space and style.

Historical Significance

The 1970 Buick LeSabre marked an important chapter in automotive history. It stood out for its perfect blend of performance, affordability, and luxury during an era when fuel efficiency was not yet a primary concern for car buyers. Its design language influenced subsequent models for years to come, setting standards in comfort and aesthetics within its class.

Performance and Handling

Under the hood lay a robust 350 cubic inch V8 engine that propelled the LeSabre from 0-60 mph in respectable times for its size. The top speed was governed more by aerodynamics than power, as this behemoth was built for cruising rather than racing. On the road, it handled with poise, absorbing bumps gracefully while providing drivers with a quiet and smooth ride. The sound of the V8 was unmistakably American—a deep rumble that added to the driving experience without being intrusive.

Ownership Experience

The LeSabre served many roles—from daily driver to weekend show car—and even found its way onto local racetracks in stock car events. Owners found maintenance straightforward thanks to the widespread availability of parts and shared components with other GM models. While reliability was generally good, some components like the carburetor required regular attention to keep everything running smoothly.

Fun Facts

The 1970 Buick LeSabre is no stranger to fame; it has appeared in various films and TV shows set in its era. Although not known for breaking speed records, it did set sales records for Buick at the time. Criticisms were few but typically centered around its size during an era when roads were becoming more congested.

Collector's Information

Today's collectors find the 1970 LeSabre increasingly desirable due to its embodiment of classic American automotive design. With production numbers estimated in the tens of thousands across all body styles, they are relatively available on the market but can vary widely based on condition. A well-maintained example could fetch anywhere from $10,000 to $20,000 or more depending on provenance and originality—values that have been appreciating modestly over time.

Conclusion

The 1970 Buick LeSabre stands as a testament to an era when cars were more than just transportation; they were an extension of one's personality and status. Its blend of style, comfort, and performance has left an indelible mark on automotive history—a legacy that continues to capture the hearts of collectors and enthusiasts alike.

1970 Buick Lesabre Catalog of Parts

1970 Buick LeSabre Upper Door Lock Pillar Seal-ALP 5054 1970 Buick LeSabre Upper Door Lock Pillar Seal-ALP 5054Upper Door Lock Pillar Seal. 69-70 GM B & C Body 2 Door Hardtop and Convertibles. Made with all details and steel cores. 2-1/8"W X 5-1/4"L. Pair R&L.

1970 Buick LeSabre Shock Absorber Grommet.  1 bottom O.D., 3/4 high-BN 1 1970 Buick LeSabre Shock Absorber Grommet. 1" bottom O.D., 3/4" high-BN 1Shock Absorber Grommet. 1" bottom O.D., 3/4" high., with 7/16" I.D. Each

1970 Buick LeSabre Front coil-spring insulator-BN 110 1970 Buick LeSabre 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.

1970 Buick LeSabre Front Stabilizer End Repair Kit-BNK 23 1970 Buick LeSabre Front Stabilizer End Repair Kit-BNK 23Front Stabilizer End Repair Kit. 22-piece set for two stabilizer bars. Contains all rubber bushings, washers, bolts and nuts, enough for one front end. Set

1970 Buick LeSabre Convertible Top Windshield Header Seal-C/LP 40-G 1970 Buick LeSabre Convertible Top Windshield Header Seal-C/LP 40-GConvertible Top Windshield Header Seal. Clips installed every 3-5/8". Made of soft, black, skin-covered sponge. Sold by the foot.



1970 Buick LeSabre Windshield Pillar Post Seals for Convertibles-CZ 8106 1970 Buick LeSabre Windshield Pillar Post Seals for Convertibles-CZ 8106Windshield Pillar Post Seals for Convertibles. Two pieces, 25" long. Pair

1970 Buick LeSabre Top Bow to Header Seal (fits late '66-'70 GM B body-HD 731 1970 Buick LeSabre Top Bow to Header Seal (fits late '66-'70 GM "B" body-HD 731Top Bow to Header Seal (fits late '66-'70 GM "B" body, '65-'70 GM "C" body). Made of smooth, skin-covered sponge, with steel core and molded ends, like original. 56-1/2" Long. Each


1970 Buick LeSabre Molded Door Seals.  For 2-door hardtop and convertible-LM 18-I 1970 Buick LeSabre Molded Door Seals. For 2-door hardtop and convertible-LM 18-IMolded Door Seals. For 2-door hardtop and convertible. Replaces OEM #8781162/3. Pair R&L

1970 Buick LeSabre Front Molded Door Seals.  For 4-Door Sedan.  Pair RL-LM 21-H 1970 Buick LeSabre Front Molded Door Seals. For 4-Door Sedan. Pair R&L-LM 21-HFront Molded Door Seals. For 4-Door Sedan. Pair R&L


1970 Buick LeSabre Trunk Liner.  Loose weave-M 23 1970 Buick LeSabre Trunk Liner. Loose weave-M 23Trunk Liner. Loose weave. Black with scattered white threads. 54" wide. Sold by the foot

1970 Buick LeSabre Basic Kit, for 2-Door Hardtop-RKB 2007-110 1970 Buick LeSabre Basic Kit, for 2-Door Hardtop-RKB 2007-110Basic Kit, for 2-Door Hardtop. Door (LM 18-I) Roof Rail (RR 5014) Trunk (TK 46-18), Seals.

1970 Buick LeSabre Basic Kit, for Convertibles-RKB 2007-113 1970 Buick LeSabre Basic Kit, for Convertibles-RKB 2007-113Basic Kit, for Convertibles. Door (LM 18-I) Roof Rail (RR 1811-B) Trunk (TK 46-18) Header (HD 731), Seals.

1970 Buick LeSabre Brake Master Cylinder Cover Seal.  Replaces OEM #5470861-RP 2-E 1970 Buick LeSabre Brake Master Cylinder Cover Seal. Replaces OEM #5470861-RP 2-EBrake Master Cylinder Cover Seal. Replaces OEM #5470861. 5" X 2-1/2". Each



1970 Buick LeSabre Molded Roof Rail Seals, for Convertibles-RR 1811-B 1970 Buick LeSabre Molded Roof Rail Seals, for Convertibles-RR 1811-BMolded Roof Rail Seals, for Convertibles. 6-Piece set, with steel cores (remove rear flaps for '69-'70 Chevrolet). For molded sponge header seal, order part #HD 731.

1970 Buick LeSabre Molded Roof Rail Seals, for 2-Door Hardtop.  Pair RL-RR 5014 1970 Buick LeSabre Molded Roof Rail Seals, for 2-Door Hardtop. Pair R&L-RR 5014Molded Roof Rail Seals, for 2-Door Hardtop. Pair R&L

1970 Buick LeSabre Molded Roof Rail Seals, for 2-Door Sport Hardtop.  Pair RL-RR 5014-A 1970 Buick LeSabre Molded Roof Rail Seals, for 2-Door Sport Hardtop. Pair R&L-RR 5014-AMolded Roof Rail Seals, for 2-Door Sport Hardtop. Pair R&L


1970 Buick LeSabre Seat Bumper.  Made with steel core like original-SB 62-A 1970 Buick LeSabre Seat Bumper. Made with steel core like original-SB 62-ASeat Bumper. Made with steel core like original. 1-1/2" long, 7/16" thick. Two used per car. Each

1970 Buick LeSabre Bumper Brace to Filler Panel Spacer, 68-71 Chevy A Body, 67-71 GM B Body Exc Wgn-SB 68 1970 Buick LeSabre Bumper Brace to Filler Panel Spacer, 68-71 Chevy A Body, 67-71 GM B Body Exc Wgn-SB 68Bumper Brace to Filler Panel Spacer, 68-71 Chevy A Body Except Wagons, 67-71 GM B Body Except Wagons, Each. Replaces OEM # 3895100.

1970 Buick LeSabre Front door window stop bumper. ’70-’81 GM passenger cars-SB 70-A 1970 Buick LeSabre Front door window stop bumper. ’70-’81 GM passenger cars-SB 70-AFront door window stop bumper. '70-'81 GM passenger cars. Dense rubber. Replaces OEM# 9810036. Each.


1970 Buick LeSabre Dash and Firewall Grommet.  Single-hole type is for one wire-SM 101 1970 Buick LeSabre Dash and Firewall Grommet. Single-hole type is for one wire-SM 101Dash and Firewall Grommet. Single-hole type is for one wire. Each

1970 Buick LeSabre Firewall insulation fastener. 1 in. dia. W head. 1-1/2 in. L-SM 80-A 1970 Buick LeSabre Firewall insulation fastener. 1 in. dia. W head. 1-1/2 in. L-SM 80-AFirewall insulation fastener. 1 in. dia. W head. 1-1/2 in. L. Replaces OEM#'s (GM) 7642589 and (AMC) 4001934. Black. Each.


1970 Buick LeSabre Unbeaded Door and Trunk Lock Gasket.  1-3/16 O.D., 7/8 I.D-UM 1600-100 1970 Buick LeSabre Unbeaded Door and Trunk Lock Gasket. 1-3/16" O.D., 7/8" I.D-UM 1600-100Unbeaded Door and Trunk Lock Gasket. 1-3/16" O.D., 7/8" I.D. Each

1970 Buick LeSabre Rear Roll-Up Quarter Window Seals-VS 3-M 1970 Buick LeSabre Rear Roll-Up Quarter Window Seals-VS 3-MRear Roll-Up Quarter Window Seals, for 2-Door Hardtops and Convertibles. Made with a steel core stiffener. 16-1/2" long. Pair

1970 Buick LeSabre Rear Roll-Up Quarter Window Seals-VS 3-MX 1970 Buick LeSabre Rear Roll-Up Quarter Window Seals-VS 3-MXRear Roll-Up Quarter Window Seals, for 2-Door Hardtops and Convertibles. Made without steel core. 16-1/2" long. Pair

1970 Buick LeSabre Quarter Window Reveal Molding Clip.  Made of Steel-WF 205 1970 Buick LeSabre Quarter Window Reveal Molding Clip. Made of Steel-WF 205Quarter Window Reveal Molding Clip. Made of Steel. 1-3/8" X 11/16". Each

1970 Buick LeSabre Rear Windshield Reveal Molding Clip.  Made of steel-WF 211 1970 Buick LeSabre Rear Windshield Reveal Molding Clip. Made of steel-WF 211Rear Windshield Reveal Molding Clip. Made of steel. 15/16" X 3/4". Each

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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.

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