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1970 Chevrolet Corvette

$46,495

1970 Chevrolet Corvette

Vehicle Details

Make

Chevrolet

Model

Corvette

Year

1970

Mileage

95,000 miles

VIN

194670S413714

Body Type

Convertible

Transmission

Manual

Fuel Type

Gasoline

Engine

LT-1 350/370 HP V8

Description

1970 Chevrolet Corvette LT-1 Convertible For Sale
Matching Numbers * 350/370 HP * 4-Speed * Marlboro Maroon * Rare Rear Defrost * Both Tops
This 1970 Chevrolet Corvette LT-1 Convertible is a highly desirable example of Chevrolet's legendary high-performance C3 Corvette, finished in beautiful Marlboro Maroon with a black interior. Featuring its numbers-matching LT-1 350ci/370-horsepower V8, 4- speed manual transmission, factory-style smog equipment, rare rear window defroster, and desirable comfort options, this Corvette offers an exceptional combination of performance, originality, and collectible appeal. Reportedly one of just 495 LT-1 convertibles produced for the 1970 model year, this Corvette represents a particularly desirable configuration from the golden age of American muscle cars.

Complete with a painted removable hardtop and convertible soft top, this Corvette offers the best of both worlds: classic open-air driving and the elegant appearance of a removable-hardtop Stingray. Numbers-Matching LT-1 350/370 HP V8
Under the hood is the legendary LT-1 350 cubic-inch V8 rated at 370 horsepower, one of Chevrolet's most celebrated high-performance small-block engines. The LT-1 was engineered for serious performance, featuring a high-compression design, solid-lifter camshaft, and a high-revving personality that made it a favorite among Corvette enthusiasts.

This example is represented as retaining its numbers-matching engine, an important feature for collectors seeking authenticity and originality. Even more desirable, the car retains its smog equipment, a detail often missing from restored or modified high-performance Corvettes. Engine & Drivetrain Highlights:
Numbers-matching LT-1 350ci V8
Factory-rated 370 horsepower
4-speed manual transmission
Original-style smog equipment
High-performance LT-1 engine specification
Added power steering
Power disc brakes
The combination of the LT-1 engine and 4-speed manual transmission delivers the raw, engaging performance that made the early C3 Corvette such an exciting American sports car.

Beautiful Marlboro Maroon Exterior
Finished in striking Marlboro Maroon, this Corvette showcases the dramatic curves and distinctive styling that define the early third-generation Corvette. The rich maroon finish beautifully complements the car's sculpted fenders, long hood, chrome bumpers, and unmistakable Stingray profile. Exterior Highlights:
Beautiful Marlboro Maroon finish
Desirable 1970 Corvette convertible body style
Painted removable hardtop included
Convertible soft top included
Classic chrome bumper styling
Distinctive early C3 Corvette body lines
The included body-color painted hardtop adds tremendous versatility and visual appeal, giving the car a distinctive closed-roof appearance when installed.

Remove the hardtop or lower the soft top, and this Corvette becomes the ultimate open-air American sports car. Black Interior With Rare Factory Options
Inside, this Corvette features a classic black interior that provides an elegant contrast against the Marlboro Maroon exterior. The driver-focused cockpit features traditional Corvette instrumentation, a 4-speed floor shifter, and several desirable convenience options.

Interior & Convenience Features:
Black interior
4-speed manual floor shifter
Tilt and telescoping steering wheel
Rare rear window defroster
Added power steering
Classic Corvette dashboard and instrumentation
The tilt and telescoping steering column allows for improved driving comfort and adjustability. Another noteworthy feature is the rare rear window defroster, an uncommon option that adds to the car's distinctive equipment list. The addition of power steering makes the Corvette easier to maneuver and more enjoyable during relaxed weekend cruising, while the power disc brakes provide confident stopping capability.

Rare 1970 LT-1 Convertible
The 1970 model year marked the introduction of the legendary LT-1 engine option to the Corvette lineup. Rated at 370 horsepower, the LT-1 delivered exceptional small-block performance and quickly established itself as one of Chevrolet's most respected engines. With only 495 LT-1 convertibles reportedly produced in 1970, these cars occupy a special place among early C3 Corvettes.

This example is particularly appealing thanks to its combination of:
Numbers-matching LT-1 engine
Desirable 4-speed manual transmission
Original-style smog equipment
Rare rear window defroster
Tilt/telescopic steering wheel
Power disc brakes
Added power steering
Painted removable hardtop
Convertible soft top
Beautiful Marlboro Maroon and black color combination
According to the supplied Corvette C3 Registry information, this particular vehicle was assembled at the St. Louis, Missouri plant, with an approximate build date of June 29, 1970. A Highly Desirable Corvette for the Enthusiast or Collector
Finding a 1970 Corvette LT-1 Convertible with a numbers-matching 350/370-horsepower engine, 4-speed manual transmission, smog equipment, rare options, and both tops is an exciting opportunity for any Corvette enthusiast.

This example offers the ideal combination of high-performance Chevrolet engineering, beautiful classic styling, and desirable equipment. The Marlboro Maroon exterior, black interior, painted hardtop, rare rear defroster, and added power steering make this Corvette equally appealing as a collectible American sports car or an enjoyable weekend cruiser. Whether displayed at Corvette events, enjoyed on scenic drives, or added to a collection of significant American performance cars, this 1970 LT-1 Convertible captures everything enthusiasts love about the golden era of Corvette performance.

A beautiful and highly desirable 1970 Corvette LT-1 Convertible featuring its numbers- matching 350/370 HP V8, 4-speed manual transmission, rare rear defroster, smog equipment, both tops, and stunning Marlboro Maroon finish. A true high-performance Corvette from Chevrolet's legendary muscle car era!
For Sale By Owner Located In Spring Mount, PA 19473
Trim: LT1 Convertible For Sale
Options: Premium Sound System

Classic Chevrolet Corvette Buyer's Guide

Full guide
M
Mike Sullivan
Muscle Cars
1953–1982
~6 min read
Updated Apr 2026
Complete buyer's guide for classic Chevrolet Corvette C1, C2 and C3 (1953-1982). Birdcage rust, frame inspection, engine code identification, and current market pricing for split-windows, L88s and LT-1s.
This guide covers
✓ 10-point inspection checklist
✓ Common issues & what to avoid
✓ In-person inspection guide
✓ Market pricing by year & condition
✓ 5 FAQs answered
✓ History & fun facts

Chevrolet Corvette Market Overview

Based on 477 Chevrolet Corvette listings currently on ClassicCarsArena.com

477
Listed Now
$39,713
Avg. Asking Price
1931–1999
Year Range
Price Position on Our Site - Above Average
This car: $46,495
Low: $4,000 High: $299,995
Transmission Distribution
Automatic 51%
Manual 34% ◄
Condition Distribution
Excellent 15%
Good 15%
Fair 5%
Poor 1%
Data from ClassicCarsArena.com listings Browse all 477 listings →
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Classic Chevrolet Corvette Buyer's Guide

The Chevrolet Corvette has been America's sports car for over seventy years, but the classic Corvette market splits into three distinct generations, each with its own buyer profile and its own pitfalls. The C1 (1953-1962), C2 mid-year (1963-1967), and C3 shark (1968-1982) cover three decades of evolution from solid-axle straight-six convertibles to small-block legends to LT-1-powered chrome-bumper cars. Knowing which Corvette is yours, and what it actually is versus what the seller claims, is the difference between a sound investment and an expensive lesson.

What to Check Before Buying

✓
Verify dashboard VIN against trim tag and engine partial VIN , All three must agree. Engine partial VIN is on driver-side block deck near cylinder head.
✓
Demand original tank sticker for any car over $60K , Glued inside top of gas tank. Lists all original options. Gold standard for premium Corvette verification.
✓
Order NCRS Shipping Data Report ($50) , Available from National Corvette Restorers Society. Confirms original equipment from GM records.
✓
Inspect birdcage at door frames and cowl , Pull door panels, lift carpet at windshield base. Perforation = $8,000-$25,000 structural repair.
✓
Probe frame at kick-up and rear cross-member , Solid steel resists; rotten metal flakes. Frame replacement is $15,000-$30,000 if needed.
✓
Examine fiberglass under raking light , Stress cracks at body mounts, headlight buckets, rear panel. Deep cracks = impact damage or chassis flex.
✓
Check T-top seals and headliner (C3) , Water staining indicates failed seals. Leaks rot birdcage from inside.
✓
Verify Big Block valvetrain on cold start , Solid-lifter L72/L78/L88/ZL1 should tick and subside with oil pressure. Continuous noise = valve adjustment or worn lifters.
✓
Compression test all eight cylinders , Should read 145-185 PSI uniformly across the bank. Variance >15% = head gasket or ring problem.
✓
Test all electrical and pop-up headlights (C3) , Vacuum-actuated headlights commonly fail. Hidden leaks in vacuum lines drop the lights at speed.

Common Issues

Corvette "birdcage" rust is the structural killer for C2 and C3 cars. The birdcage is the steel inner structure that supports the fiberglass body, windshield frame, A-pillars, doglegs, and roof. When the birdcage rots, the body flexes, glass cracks, and door alignment goes off. Birdcage repair on a C2 or C3 is $8,000-$25,000 depending on extent. Frame rust on C1 (boxed steel) and C3 (X-frame) Corvettes is the second major concern. The kickup behind the front wheels, the rear suspension mounting points, and the rear cross-member all rot in salt-belt cars. Probe the frame with a screwdriver, solid steel resists, rotten metal flakes. Mechanical issues vary by generation. C1s commonly have weak Powerglide automatics and tired solid-lifter 283 fuelies. C2s have strong drivetrains but the leaf-spring rear suspension wears bushings and the differential carriers crack. C3s suffer from sloppy T-tops that leak, failing radiators, and worn front coil springs that sag the front end. The L88 cars (1967-1969) had aluminum heads that crack from heat cycling, a deal-breaker if not previously addressed.

What to Look For

VIN authentication is the first stop. The C1 and C2 cars used the dashboard VIN plate; the C3 added the windshield-pillar VIN starting in 1968. Cross-reference the VIN against the trim tag (riveted to the body brace under the glovebox or on the firewall depending on year) and against the engine block partial VIN. Big Block cars (1965+ 396, 1966+ 427, 1970+ 454) and Z06/L88/ZL1 specials must have all numbers matching to claim premium prices. For C2 and C3 cars, inspect the birdcage. Pull the door panels and look at the inner door structure. Lift the carpet at the windshield base and look at the inner cowl. Pull the headliner if practical and look at the roof structure on coupes. Surface rust is acceptable; perforation is structural and expensive to repair. For any high-dollar Corvette claim (L71 427/435, L88, ZL1, Z06, LT-1) demand the original tank sticker (the build sheet that was glued to the inside top of the gas tank). Tank stickers are the gold standard for verification. Cross-reference the tank sticker codes against the VIN and the engine block partial VIN. Fiberglass condition is uniquely Corvette. Look for stress cracks at the body mount points, around the headlight buckets, and at the rear panel where the bumpers attach. Surface gel-coat cracks are cosmetic; deeper structural cracks indicate impact damage or chassis flex.

Price Guide

C1 (1953-1962) Corvettes range from $45,000 for solid 1958-1962 driver-quality 283 V8 cars up to $300,000+ for documented 1957-1962 fuelie cars in concours condition. The 1953 launch year (only 300 built) is a special case, documented original 1953s sell for $200,000-$400,000. C2 (1963-1967) is the most coveted Corvette generation. The 1963 split-window coupe is the icon, $95,000-$200,000 for drivers and survivors, $300,000+ for documented L84 fuelie cars. 1965-1967 396/427 Big Blocks are $85,000-$180,000 for drivers, with documented L71 Tri-Power cars at $140,000-$280,000. The 1967 L88 is the holy grail, only 20 were built, and documented examples bring $2.5M-$5M at auction. C3 (1968-1982) is the bargain entry to Corvette ownership. Driver-quality 1968-1972 small-blocks run $22,000-$42,000. The 1970-1972 LT-1 (small-block, solid-lifter, 350-360 hp) is the underrated gem at $45,000-$85,000 for documented numbers-matching cars. 1973-1977 cars are the bargain era at $15,000-$28,000. 1978 silver anniversary and 1982 Collector Edition cars trade for $22,000-$35,000.

Did You Know?

The Corvette name was suggested by GM PR director Myron Scott, named after the small, fast warship class. GM trademarked "Corvette" in May 1953, just one month before the car's June launch. The 1963 split-window coupe was a Bill Mitchell design that survived for only one model year. Zora Arkus-Duntov, the Corvette's chief engineer, hated the split window because it killed rearward visibility, and he successfully lobbied to remove it for the 1964 model year. The one-year-only design is now the most iconic Corvette body style ever produced. Only 20 L88 Corvettes were built for 1967, and Chevrolet deliberately under-rated the engine at 430 horsepower to keep insurance companies off the buyer's back. The L88 actually produced approximately 540 horsepower in road-going trim and was conceived purely as a homologation special for road racing: Chevrolet refused to install a heater, radio, or AM/FM in any L88, telling buyers to special-order them at the dealer if they actually wanted comfort features.

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