Studebaker Avanti Engines by Year

The fiberglass Avanti with the supercharged R2 option.

Pick a year to see every engine offered that model year, with its code, rated horsepower and the trims it came in. Each engine links to its full specs.

Jump to a year

1963–1964: 1963 · 1964

1963–1964

1963 Avanti engines

Engine	Rated	Offered in
289 V8	240 hp gross	—
289 V8 supercharged	289 hp gross	—

1964 Avanti engines

Engine	Rated	Offered in
289 V8	240 hp gross	—
289 V8 supercharged	289 hp gross	—
304 V8 supercharged	335 hp gross	—

Working on one of these engines?

• Engine displacement from bore and stroke
• Static and dynamic compression ratio
• Which camshaft for your build
• What size carburetor
• Horsepower to torque at any RPM
• Torque converter stall speed

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