Morgan Plus 4 V8 (1958)

Kickdown Check

• On-site kickdown assessment completed
• 168 photos
• Video: Walkaround, Interior, Engine, and Test Drive
• Paint thickness measurement
• Fully restored from 2002 to 2009, converted to right-hand drive with Super Sports specifications, and later converted to a Rover 3.5-liter V8. The conversion draws on the historic concept behind the early Plus-8 development: a Plus-4 concept featuring a lightweight Rover/Buick aluminum V8
• DEKRA inspection report from June 2026 with a grade of 2- available; market value €55,000
• Odometer reading: 5,746 miles. The mileage since restoration/conversion can be plausibly verified based on the documentation

Facts & Specifications

• Year of manufacture: 1958
• First registration: USA
• Engine: 3.5-liter V8 engine; registered output is 115 kW (156 PS). According to a dynamometer test on August 29, 2011, the corrected output was determined to be 150.9 kW (205 PS) and 311 Nm
• Transmission: 5-speed manual transmission
• Exterior color: Blue
• Interior: Black leather
• TÜV valid until 10/2027, H license plate
• Features:
• The Morgan was originally delivered as a Plus Four for the U.S. market. After returning to Europe in 2002, it underwent an extensive restoration and was converted to right-hand drive with Super Sports specifications. It was later converted to a Rover 3.5-liter V8
• The hood features side air intakes in the style of the 4-cylinder Super Sports. The central carburetor humps, familiar from the first Plus-8 prototype “Dolly,” are not present
• Hardtop present, not customized
• Leather trunk included

Condition

Exterior

• Exterior color is blue
• The vehicle was completely repainted as part of the restoration. Paint thickness measurements yielded values between 127 µm and 937 µm.
• There are putty cracks on the passenger-side fender (Photo 36)
• There is paint chipping on the rear fenders
• A hardtop is present but does not fit properly
• The tires have a tread depth of 6 mm and 6.5 mm

Interior

• The car has a black leather interior
• The interior is in good condition with only slight signs of wear
• There are no known defects in the interior

Mechanics

• The vehicle is registered and ready to drive immediately.
• There is a slight rattling noise coming from the valve train/hydraulic lifters. According to the seller, this is a known issue with Rover V8 engines; the engine runs smoothly, according to the seller
• The official power output listed in the paperwork is 115 kW. According to a power test, corrected figures of 150 kW and 311 Nm were recorded
• According to the available reports, an Offenhauser intake manifold with Holley carburetors is installed
• Last maintenance: 2025

History

Ownership History

• Number of owners: 2 in Germany (father and son)
• Initial registration: USA

Service History

• 2025: Service
• Regular TÜV inspections and maintenance performed.

Documents

• Certificate of Title (Image 142)
• Vehicle Registration Certificate (Image 143) & Vehicle Registration Card (Image 144)
• DEKRA Inspection Report 06/26, Grade 2- (Images 147–149)
• TÜV Report (Images 150, 151)

Summary

For sale is a 1958 Morgan Plus 4 in blue with a manual transmission. The vehicle was originally shipped to the U.S. and has a recorded mileage of 5,746 miles. Particularly noteworthy are the full restoration carried out between 2002 and 2009, the conversion to right-hand drive with Super Sports specifications, and the subsequent conversion to a Rover 3.5-liter V8. The conversion draws on the historic concept behind the early Plus 8 development: a Plus 4 design featuring a lightweight Rover/Buick aluminum V8. The vehicle is registered, has a TÜV inspection valid through October 2027, and bears an “H” license plate. A current appraisal report with a grade of 2- is available, indicating a market value of €55,000. The body has been completely repainted and is in good overall condition, though it shows putty cracks on the passenger-side fender as well as minor paint chips on the rear fenders. Mechanically, the engine runs smoothly, though there is a clattering sound from the hydraulic tappets that is typical of the Rover V8. In short, this Morgan offers an interesting opportunity for enthusiasts of classic British roadsters who value emotion, driving pleasure, and a unique history above all else.