Twice the price of the L71 for five fewer rated horsepower, no heater, no radio and a 12.5:1 compression ratio that demanded racing fuel. Members get the story of how Duntov hid a race engine in the order guide.
CORVETTE MODELS
C3 Corvette L88 (1968–1969):
The Complete Guide
Every C3 Corvette L88, 1968–1969: The L88 on the new body: 80 cars for 1968 and 116 for 1969, the heater back and an automatic offered, the privateers’ racing Corvette, plus the two all-aluminum ZL1s of 1969. The story, every model year, the specs and the figures, how many were built, the colors, what one cost new and what one costs now.
Quick Nav: The Story · The Years · 1968 · 1969 · Specs · The Cars · Racing · Videos · News · Buyer’s Guide · What to Pay · Known Issues · Market Reports · For Sale · FAQs
The Basics
The Car: The L88 on the new body: 80 cars for 1968 and 116 for 1969, the heater back and an automatic offered, the privateers’ racing Corvette, plus the two all-aluminum ZL1s of 1969
Years: 1968–1969 (2 model years)
Built: 196 by GM’s counts
Engine: L88 427-ci V8, aluminum heads, 430 hp rated (540–580 actual); ZL1 all-aluminum version, 560–585 hp
Power: 430 hp
Performance: 0–60 in 4.0 s · quarter mile 12.1 @ 116 · 155 mph (1969, period test)
Price New: $10,048
The Code: RPO L88, $947.90 (1968) / $1,032.15 (1969); RPO ZL1 $4,718.35 (1969, two cars)
Predecessor: C2 Corvette L88
Related: Corvette L88 guide, the C3 hub, C3 Corvette ZR1
The Overview
The C3 Corvette L88 was built 1968–1969, 196 cars by GM’s counts. The L88 on the new body: 80 cars for 1968 and 116 for 1969, the heater back and an automatic offered, the privateers’ racing Corvette, plus the two all-aluminum ZL1s of 1969.
The race engine carried over from the 1967 Sting Ray: a 427 with aluminum heads, 12.5:1 compression, a forged crank, an 850-cfm Holley and a cowl-induction hood, rated at 430 horsepower so that no one would order it by mistake and making about 550. It required the heavy-duty brakes, suspension and M22 and deleted the radio, heater and choke; Chevrolet built 80 for 1968 and 116 for 1969, the last year. The Shark L88s raced at Daytona, Sebring and Le Mans, where the 1968 Owens-Corning and RED/NART cars ran, and they are the most valuable production C3s: $330,000 to $860,000 at auction in 2026.
This page has every model year of the C3 Corvette L88 in its own section with the year page’s account, the specs, the numbers and the posts; the figures by year; the colors; how it compares to its siblings; the site’s guides, videos and news; and a buyer’s guide: which year to buy, what to pay, how to verify one, what goes wrong and the site’s market reports. The Corvette L88 guide has the whole line across every generation.
The C3 Corvette L88 Story
1968–1969: The Stingray Years
The L88 carried over to the new body at the same $947.90, with a PCV valve, the AIR smog pump and chrome valve covers, in coupe or convertible form and with the heater back; 80 were built for 1968. For 1969 the price rose to $1,032.15, the M40 Turbo Hydra-Matic was offered for the first time (17 buyers took it, and the site’s “Automatically Yours” car is one), air conditioning and the radio stayed locked out, and 116 were built, the biggest year and the last: 216 L88 Corvettes in all. The 1969s raced for Owens-Corning, Greenwood and the Rebel team, and today the best documented 1969 street cars bring $850,000 to $860,000, the latter a Bring a Trailer record set in June 2026.
The ZL1: The L88 in Aluminum
In 1968 Vince Piggins, Chevrolet’s performance products chief, pushed through an all-aluminum 427 to keep Bruce McLaren from switching to Ford for his Can-Am cars; McLarens with the engine won 32 of 37 Can-Am races from 1968 to 1971. For 1969 it was listed on the Corvette as RPO ZL1: the L88 with an aluminum block, open-chamber aluminum heads, stronger rods and a dry sump, about 100 pounds lighter and 560 to 585 horsepower, with the same mandatory F41, G81, J56 and K66 hardware and the same deletions. The option alone cost $4,718.35, $63 less than a 1969 coupe, and a finished car stickered at $10,048.15, so two were sold: a Daytona Yellow coupe, now in Roger Judski’s collection, and a Can-Am White convertible that sold for $3.14 million in January 2023. Tonawanda built 94 ZL1 engines with Corvette prefixes, most of them sold loose to racers; Chevrolet Engineering ran a handful of ZL1 test cars, one of them Duntov’s, and Road & Track timed one at 4.0 seconds to 60 and 12.1 at 116 mph in the quarter. The Manta Ray show car got a third engine.
The L88 at the Races
The L88’s competition record began before it was an option. The 1966 COPO coupe Chevrolet built for Roger Penske, with the first factory L88, J56 brakes, the 36-gallon tank and a prototype cowl-induction hood (one of three; the other two went on Grand Sports), won the GT class at the 1967 Daytona 24 Hours and finished 11th overall, Guldstrand driving through the night with two flashlights taped to the fenders after Wintersteen’s crash, then won its class at Sebring, 9th overall. The Sunray DX car took the L88’s production debut at Sebring 1967 with a class win and 10th overall and won its class at Daytona in 1968. At Le Mans in June 1967 Guldstrand, Bondurant and Yenko’s coupe was timed at 171.5 mph on the Mulsanne before the engine let go in the 13th hour, the only mid-year Corvette ever to race there. The 1968 and 1969 cars raced for years: the RED/NART car won the GT class at Le Mans in 1972 and finished third overall at Daytona in 1973, the best Corvette result until 2001; the Rebel, a 1969 convertible, won its class at Daytona and Sebring back to back and the 1971 IMSA championship; the Owens-Corning and Greenwood L88s owned SCCA A-Production; and Pickett Racing ran a 1967 in Trans-Am.
MORE: THE CORVETTE L88 GUIDE / THE C3 HUB
The C3 Corvette L88 Year by Year
Every model year of the C3 Corvette L88: what changed, how many were built, what it cost and what it made. Each year has its section below and its own research page on the site.
MORE: THE C3 HUB / CORVETTE L88 GUIDE
| THE YEAR | BUILT | PRICE NEW | POWER | |
|---|---|---|---|---|
 |
1968 C3 Corvette L88 The new body at the same price: a PCV valve and the AIR pump, chrome valve covers, coupe or convertible, the heater back; the same required hardware and the same 103-octane warning; four times the 1967 count |
80 | $947.90 option | 327 ci V-8 |
 |
1969 C3 Corvette L88 The last and biggest year: $1,032.15, the M40 Turbo Hydra-Matic offered for the first time (17 cars), air conditioning and radio still locked out; the ZL1 all-aluminum version on two cars; the Rebel, Owens-Corning and Greenwood racers |
116 | $1,032.15 option; ZL1 $4,718.35 | 430 hp |
1968 Corvette L88
RPO L88 came back for the new body at the same $947.90: bare aluminum heads, 12.5:1 compression, a forged bottom end, an 850-cfm Holley and a 430-hp rating that the engine beat by more than a hundred. For 1968 it gained a PCV valve and the AIR smog pump, chrome valve covers, and the choice of coupe or convertible; it still required the heavy-duty brakes, suspension, ignition and Positraction, deleted the radio and heater, and ran on 103-octane fuel. Eighty were built, four times the 1967 count, and they raced for years afterward: the RED/NART car, built from a wrecked 1968, won its class at Le Mans in 1972 and finished third overall at Daytona in 1973, the best result a Corvette would manage until 2001.
MORE: THE 1968 RESEARCH PAGE
The 1968 Corvette L88 in LeMans Blue. 1968 C3 Corvette L88: Specs and Numbers
The 1968 C3 Corvette L88 by the numbers, from the 1968 research page.
| SPEC | 1968 |
|---|---|
| Engines | 327 ci (5.4 L) small-block V-8 in two versions; 427 ci (7.0 L) Mark IV big-block V-8 in four production versions plus the L88 |
| RPO L88 | 427 with bare aluminum heads, 12.5:1 compression, forged crank and pistons, solid-lifter racing cam, 850-cfm Holley; rated 430 hp @ 5,200 rpm and 485 lb-ft (actual output around 550 hp); PCV and AIR smog equipment added; 80 cars, $947.90; required J56, F41, G81 and K66, no radio or heater, 103-octane fuel |
| Built | 80 of 28,566 Corvettes |
| Price | $947.90 option |
1968 C3 Corvette L88: The Posts
Everything tagged to the 1968 C3 Corvette L88, newest first.
1969 Corvette L88
The L88’s last and biggest year: 116 built at $1,032.15, with the same aluminum heads, 12.5:1 compression, forged bottom end and 850-cfm Holley, the same 430-hp rating that hid 550, and for the first time the choice of the M40 Turbo Hydra-Matic, which 17 buyers took. It still required the heavy-duty brakes, suspension, ignition and Positraction and deleted the radio and air conditioning. The 1969s raced for Owens-Corning, Greenwood and the Rebel team, and the best street cars have sold for $850,000 and $860,000 in 2026.
1969 Corvette ZL1. RPO ZL1 was the L88 cast in aluminum: the Can-Am engine Vince Piggins had pushed through for McLaren, with an aluminum block and open-chamber aluminum heads, about 100 lb lighter than the iron L88 and 550 horsepower or more. It cost $4,718.35 on top of the L88 package and its mandatory options, so the two cars built, a Daytona Yellow coupe and a Can-Am White convertible, stickered at over $10,000. The convertible sold for $3.14 million in 2023 and the coupe is in Roger Judski’s collection; the Manta Ray show car got the third engine.
MORE: THE 1969 RESEARCH PAGE
1969 C3 Corvette L88: Specs and Numbers
The 1969 C3 Corvette L88 by the numbers, from the 1969 research page and the Compared dataset.
| SPEC | 1969 |
|---|---|
| Engines | 350 ci (5.7 L) small-block V-8 in two versions, new this year; 427 ci (7.0 L) Mark IV big-block V-8 in four production versions plus the L88 and the aluminum-block ZL1 |
| RPO L88 | 427 with aluminum heads, 12.5:1 compression, forged crank and pistons, solid-lifter racing cam, 850-cfm Holley; rated 430 hp @ 5,200 rpm and 485 lb-ft (actual output around 550 hp); 116 cars, $1,032.15, 17 of them with the M40 automatic; required J56, F41, G81 and K66, no radio or air conditioning |
| RPO ZL1 | L88 specification on an all-aluminum block with open-chamber aluminum heads, about 100 lb lighter than the L88 and roughly the weight of a small block; rated 430 hp, actually 550 or more; 2 cars, $4,718.35 on top of the L88 package |
| Power / torque | 430 hp / 450 lb-ft |
| 0–60 / quarter mile | 4.0 s / 12.1 @ 116 |
| Top speed | 155 mph |
| Weight | 2,945 lb |
| Built | 116 of 38,762 Corvettes |
| Price | $1,032.15 option; ZL1 $4,718.35 |
1969 C3 Corvette L88: The Posts
Everything tagged to the 1969 C3 Corvette L88, newest first.
C3 Corvette L88 Specs by Year
The figures for every year with a row in the site’s Compared dataset: GM’s where published, otherwise the period road tests.
MORE: CORVETTES COMPARED / THE ENGINES
| YEAR | ENGINE | POWER | TORQUE | 0–60 | ¼ MILE | TOP SPEED | WEIGHT | PRICE |
|---|---|---|---|---|---|---|---|---|
| 1969 | 427 ci all-aluminum ZL1, 430 hp rated (560–585) | 430 hp | 450 lb-ft | 4.0 s | 12.1 @ 116 | 155 mph | 2,945 | $10,048 |
Every C3 Corvette L88: Editions, Pace Cars, Prototypes and Racers
The C3 Corvette L88 and the cars built from it that the site has guides for, with a picture each.
| THE CAR | YEARS | BUILT | |
|---|---|---|---|
 |
1968 Corvette L88 Eighty cars on the new body, coupe or convertible, the heater back, the same 430-hp rating and the same mandatory hardware; the year the L88 became a privateer’s standard racing Corvette The guide / The L88 story / Year page |
1968 | 80 |
 |
RED/NART L88 (Le Mans class winner) Built from a wrecked 1968 by Race Engineering Development and run for Luigi Chinetti’s NART: GT class win at Le Mans in 1972 and third overall at Daytona in 1973, the best Corvette finish until 2001; $747,500 at RM Sotheby’s Monterey in 2026 The guide / The race cars / Year page |
1968–73 | race car |
 |
1969 Corvette L88 The last and biggest year, 116 cars, the first with an automatic option (17 built); documented street cars sold for $850,000 and $860,000 in 2026, the latter a Bring a Trailer record The guide / The $860,000 sale / An automatic L88 / Year page |
1969 | 116 |
 |
V.V. Cooke L88 racer The Louisville dealer’s 1969 L88 racing coupe, one of the documented period competition cars, offered at auction in 2026 The guide / Year page |
1969 | race car |
 |
1969 Corvette ZL1 The L88 cast in aluminum: the Can-Am engine Vince Piggins pushed through for McLaren, 100 pounds lighter, 560 to 585 hp, dry sump, open-chamber heads, $4,718.35 for the option alone and $10,048 for the car; two sold, a Daytona Yellow coupe and a Can-Am White convertible; Road & Track ran an engineering car 0–60 in 4.0 and the quarter in 12.1 at 116 The guide / Judski’s coupe / The convertible / Year page |
1969 | 2 |
 |
The ZL1 convertible The only ZL1 convertible, Can-Am White, sold for $3.14 million in January 2023, the most paid for a C3 The guide / The video / Year page |
1969 | 1 |
The C3 Corvette L88 at the Races
The C3 racing highlights that involve the C3 Corvette L88 or its engine, from the C3 hub.
MORE: EVERY CORVETTE RACE CAR / THE C3 HUB
| YEAR | CAR | EVENT | RESULT |
|---|---|---|---|
| 1968–69 | Owens-Corning L88s, DeLorenzo / Thompson | SCCA A-Production | National champions both years |
| 1968 | Sunray DX L88 | Daytona 24 Hours | 1st in GT class |
| 1968–69 | RED / NART L88 coupe, Henri Greder | 24 Hours of Le Mans | The first C3s at Le Mans; both retired |
| 1970–71 | Greenwood L88 Corvettes | SCCA A-Production | John Greenwood national champion both years |
| 1971 | Greenwood L88 | Sebring 12 Hours | GT class win, 7th overall |
C3 Corvette L88 News and Posts by Year
Everything tagged to the C3 Corvette L88’s model years, newest first.
The C3 Corvette L88 Buyer’s Guide
The 1968–69 L88s are the collector C3s: 80 and 116 cars, plus the two 1969 ZL1s, documented in the registries and trading for six figures to a million-plus. As with the 1967, buying one is provenance first, with the added point that the street L88s of 1968–69 are more numerous and more often driven than the 1967 cars, so a well-documented driver exists at the lower end.
The questions are the registry entry, the tank sticker and paperwork, whether the engine is original or a correct replacement, the racing history if any, and the C3 body and frame items. A 1969 with the L88 and the M22, documented and judged, is the benchmark; the two ZL1s are in a class of their own.
Which C3 Corvette L88 to Buy
Every model year of the C3 Corvette L88 with the verdict a buyer needs: what the year brought, which are collected and which are the value.
What a C3 Corvette L88 Costs Today
Auction and dealer results the site has tracked, by year; check whether a result includes the buyer’s premium, and treat asking prices and unsold high bids separately from completed sales.
The 1969 is the most valuable year of the C3 because it has the two cars at the top of the Corvette market after the 1967 L88: the ZL1s and the 116 L88s.
MORE: THE C3 BUYER’S GUIDE / MSRP BY YEAR
| THE CAR | SOLD FOR | WHERE AND WHEN |
|---|---|---|
| 1969 ZL1 convertible (Can-Am White) | 116 | January 2023; the only ZL1 convertible and the most expensive C3 |
| 1969 L88 coupe (street car) | 116 | Bring a Trailer, June 2026; a record for the site and the year |
| 1969 L88 (street car) | 116 | 2026 auction season |
| 1968 RED/NART L88 Le Mans class winner | 80 | RM Sotheby’s Monterey, August 2026 |
| 1969 L88 coupe, automatic | 116 | Mecum Kissimmee, January 2026; one of 17 automatics |
How to Verify a C3 Corvette L88
The VIN positions, the labels, the stampings and the parts that prove a C3 Corvette L88 is what it claims to be, from the year pages, year by year; where a later year repeats an earlier one, only what is new is added.
1968: Verification follows the 1967 drill because everything that makes a big block valuable is reproduced: start at the engine pad for a Tonawanda T prefix, the right suffix (IR for L71, IU for L89, IT for L88), a 3916321 or 3935439 casting and a casting date before the build date on the trim tag, then check that the heads are the aluminum 3919842 castings on an L89 or L88 and that the Tri-Power intake is the 1968 low-rise unit, not a 1967 part. An L88 needs the bare aluminum heads, the chrome valve covers, the AIR pump and the J56 and K66 hardware, and almost all 80 are known to the L88 registries, so an undocumented one is suspect. NCRS and Bloomington Gold judging sheets, tank stickers, Protect-O-Plates and build sheets all help.
1969: Verification is the same drill as 1968 with more at stake: start at the engine pad for the right plant prefix (T for big blocks, V for small blocks), the right suffix (LR for L71, LP for L89, LO or MR for L88, LV for an automatic L88, ME or MG for a ZL1), the right casting (3935439, 3955270 or 3963512 for an iron 427, 3946052 for the aluminum block) and a casting date before the build date on the trim tag, then confirm that the L89 or L88 has the aluminum 3919842 heads and that the partial VIN stamped on the pad matches the car.
MORE: THE 1968 RESEARCH PAGE
The C3 Corvette L88 Inspection List
What to check on a C3 Corvette L88 before the money changes hands, from the year pages.
1968: The C3 body sits on the C2’s birdcage, and the same places rust: the windshield frame, the door hinge pillars and the frame kickups over the rear wheels and the trailing-arm mounts. Budget for the vacuum system, seals and brakes on any 1968 that has sat, and for the one-year interior parts if they are missing.
MORE: THE C3 BUYER’S GUIDE
What Goes Wrong: The C3 Corvette L88’s Known Issues
The faults a C3 Corvette L88 is known for, the years they affect, what they look like and what the fix is. None of them should stop a purchase; all of them should be on the checklist, and a car with the paperwork for them is the one to buy.
| ISSUE | YEARS | WHAT HAPPENS | THE FIX |
|---|---|---|---|
| Provenance | 1968–69 | The engine, the paperwork and the registry entry have to agree. | The registry, the NCRS, the tank sticker; a documented replacement engine is normal and must be disclosed. |
| Tribute cars | 1968–69 | L88 tributes built from 427 cars are common. | A VIN not on the registry is a tribute. |
| The 427 in traffic | 1968–69 | Race fuel, heat and no creature comforts. | Buy for the collection; drive it on cool days. |
| Birdcage and frame | 1968–69 | The windshield frame, the hinge pillars, the frame kickups and the trailing-arm mounts; the 1968’s fit and finish. | Inspect; a restoration should have addressed them. |
| Restoration quality | 1968–69 | Every L88 has been restored. | Ask who and see the photographs. |
The C3 Corvette L88 Options and Editions That Matter
What moves the price of a C3 Corvette L88 beyond mileage and condition: the packages, the equipment groups and the special editions, and what each does to the value.
MORE: THE SPECIAL EDITIONS / MSRP BY YEAR
| OPTION OR EDITION | WHY IT MATTERS | WHAT IT DOES TO THE PRICE |
|---|---|---|
| The L88 package | The engine, M22, K66, F41, J56 and the hood. | The car is the option. |
| ZL1 (1969) | The all-aluminum 427; two built. | The most valuable C3s. |
| Coupe or convertible | Both built in both years. | Convertibles have led the 1969 results. |
| Racing history | Many raced. | Adds value with the photographs. |
What a C3 Corvette L88 Costs to Own
Transport, storage, agreed-value insurance and a specialist for the race engine; few are driven. The 1968–69 street cars are the ones that can be driven on cool days, and the costs are a big-block C3’s plus the specialist.
MORE: THE C3 BUYER’S GUIDE
The Site’s Market Reports on the C3 Corvette L88
What CorvSport has written about buying, selling and valuing the C3 Corvette L88: the market reports, the bargain hunting, the auction results and the cars it has listed, newest first.
Record-Breaking $860,000 Sale Of 1969 Corvette Writes A New Chapter Of The L88 Story — 2026
FOR SALE: 1969 Chevrolet Corvette Convertible L88 427/430 — 2026
FOR SALE: Historic 1969 Corvette L88 V.V. Cooke Racer Heads To Auction — 2026
FOR SALE: 1969 Chevrolet Corvette Convertible L88 427/430 — 2026
FOR SALE: Historic 1968 Corvette L88 Le Mans Class Winner Up For Auction — 2026
FOR SALE: The RED-Built 1968 Corvette L88 Heads To Miami Auction — 2026
FOR SALE: 1968 Chevrolet Corvette L88 Convertible Race Car — 2025
FOR SALE: Rare 1968 Corvette L88 Convertible at RM Sotheby's — 2025
FOR SALE: Matching-Numbers 1968 L88 Corvette Convertible For Sale — 2024
C3 Corvette L88: Recalls, Service Bulletins and Maintenance
The site’s recall, service-bulletin and maintenance-schedule posts for the C3 Corvette L88’s model years and the C3 generation.
C3 Corvette L88s For Sale
The C3s the site has listed for sale, newest first; the C3 Corvette L88s are among them. The for-sale page has every Corvette the site is following and the auctions page the results.
Go Deeper
The pages around this one.
Corvette L88: the ultimate guide — every generation
The C3 Corvette hub — the generation, 1968–82
Corvettes Compared — every year’s figures
FAQs
What years was the C3 Corvette L88 made?
1968–1969, 2 model years. The L88 on the new body: 80 cars for 1968 and 116 for 1969, the heater back and an automatic offered, the privateers’ racing Corvette, plus the two all-aluminum ZL1s of 1969.
How many C3 Corvette L88s were built?
196 by GM’s counts: 1968 80, 1969 116.
How much horsepower does the C3 Corvette L88 have?
L88 427-ci V8, aluminum heads, 430 hp rated (540–580 actual); ZL1 all-aluminum version, 560–585 hp. 430 horsepower
How fast is the C3 Corvette L88?
1969: 0–60 in 4.0 s, 155 mph (GM’s figures or the period tests; the Compared page has them all).
How much did the C3 Corvette L88 cost new?
1968: $947.90 option · 1969: $1,032.15 option; ZL1 $4,718.35. The MSRP by Year page has every year in today’s dollars.
What is a C3 Corvette L88 worth today?
See What to Pay in the buyer’s guide above: the site’s tracked auction and dealer results by year. The figures move, and the for-sale feed shows asking prices now.
What changed on the 1968 and 1969 L88s?
The 1968 car kept the 1967 price and hardware on the new body and could be a coupe or convertible with the heater back; the 1969 car cost $1,032.15 and could have the M40 Turbo Hydra-Matic (17 did). Air conditioning and a radio were never available.
What is a 1969 ZL1?
The L88 cast in aluminum: the Can-Am engine, 100 pounds lighter, 560 to 585 horsepower, $4,718.35 as an option — nearly the price of a Corvette — so two were sold, a Daytona Yellow coupe and a Can-Am White convertible; the convertible sold for $3.14 million in 2023.
Which 1968–69 L88s raced?
The RED/NART 1968 won the GT class at Le Mans in 1972; the Owens-Corning team’s cars won SCCA A-Production titles; the Rebel 1969 won its class at Daytona and Sebring and the 1971 IMSA championship; and Greenwood’s early cars were 1969 L88s.
How much is a 1969 L88 worth?
Six figures for a documented street car to around a million for the best, with the ZL1 convertible at $3,140,000 setting the C3 record; the Values table has the tracked results.
How many 1968 and 1969 L88s were built?
80 in 1968 and 116 in 1969, plus two 1969 ZL1s, all known to the registries.
What should I check on a C3 L88?
The registry entry and the paperwork before anything else; then the engine’s stamp and casting dates, the restoration history and the C3 birdcage and frame items.
