Highest Naturally Aspirated BHP / Litre Cars
Top 20

The Highest Power / Litre Naturally Aspirated Cars Ever
These cars have the highest specific output (BHP per Litre) of any naturally aspirated production car ever.
-
2003 Mazda RX-8 (231)
Specific Output: 174 BHP/L
1st-
- 1.3 L Rotary 2
-
- 146 mph
-
- 6.4 seconds
-
- 228 BHP
-
- 25.2 mpg
-
- 4 Doors
-
- 2+2 Seats
-
- 290 L
-
- 1,379 kg
- Front - RWD
With a specific output of 174 BHP/L, the Mazda RX-8 (231) takes first place.
It's a 4 door RWD Coupé with 2+2 seats and was sold from 2003 to 2010.
It is also 5th in The Highest Power / Litre Mazda Cars Ever. -
2026 GMSV S1 LM (T.55)
Specific Output: 170 BHP/L
2nd-
- 4.2 L V12
-
unavailable-
unavailable-
- 720 BHP
-
unavailable-
- 2 Doors
-
- 3 Seats
-
unavailable-
- 986 kg
- Rear Mid - RWD
With a specific output of 170 BHP/L, the GMSV S1 LM takes second place.
It's a 2 door RWD Coupé with 3 seats and was sold during 2026.
It is also 4th in The Highest Power / Litre V12 Engined Cars Ever. -
2023 GMA T.50
Specific Output: 165 BHP/L
3rd-
- 4 L V12
-
- 226 mph
-
- 2.8 seconds
-
- 661 BHP
-
- 23 mpg
-
- 2 Doors
-
- 3 Seats
-
- 226-288 L
-
- 997 kg
- Rear Mid - RWD
With a specific output of 165 BHP/L, the GMA T.50 takes third place.
It's a 2 door RWD Coupé with 3 seats, with deliveries starting in 2023.
It is also 6th in The Highest Power / Litre V12 Engined Cars Ever. -
2013 Radical RXC 3.0 V8
Specific Output: 163 BHP/L
4th-
- 2.9 L V8
-
- 186 mph
-
- 2.7 seconds
-
- 480 BHP
-
unavailable-
- 2 Doors
-
- 2 Seats
-
unavailable-
- 928 kg
- Rear Mid - RWD
With a specific output of 163 BHP/L, the Radical RXC 3.0 V8 takes fourth place.
It's a 2 door RWD Coupé with 2 seats and was sold from 2013 to 2017.
It is also 1st in The Highest BHP / Litre Naturally Aspirated V8 Cars Ever. -
2026 GMSV Le Mans GTR (T.56)
Specific Output: 160 BHP/L
5th-
- 4 L V12
-
unavailable-
unavailable-
- 641 BHP
-
unavailable-
- 2 Doors
-
- 3 Seats
-
unavailable-
- 956 kg
- Rear Mid - RWD
With a specific output of 160 BHP/L, the GMSV Le Mans GTR takes fifth place.
It's a 2 door RWD Coupé with 3 seats and was sold during 2026.
It is also 7th in The Highest Power / Litre V12 Engined Cars Ever. -
2023 Aston Martin Valkyrie Spider
Specific Output: 154 BHP/L
6th-
- 6.5 L V12 MHEV
-
- 220 mph
-
- 2.6 seconds
-
- 1,139 BHP
-
- 13.2 mpg
-
- 2 Doors
-
- 2 Seats
-
unavailable-
- 1,350 kg
- Rear Mid - RWD
With a specific output of 154 BHP/L, the Aston Martin Valkyrie Spider takes joint sixth place.
It's a 2 door RWD Roadster with 2 seats and was sold from 2023 to 2024.
It is also 1st in The Highest Power / Weight Aston Martin Cars Ever. -
2021 Aston Martin Valkyrie
Specific Output: 154 BHP/L
7th-
- 6.5 L V12 MHEV
-
- 220 mph
-
- 2.6 seconds
-
- 1,139 BHP
-
- 13.2 mpg
-
- 2 Doors
-
- 2 Seats
-
unavailable-
- 1,355 kg
- Rear Mid - RWD
With a specific output of 154 BHP/L, the Aston Martin Valkyrie takes joint sixth place.
It's a 2 door RWD Coupé with 2 seats and was sold from 2021 to 2024.
It is also 2nd in The Highest Power / Weight Aston Martin Cars Ever. -
2024 GMA T.33
Specific Output: 152 BHP/L
8th-
- 4 L V12
-
- 208 mph
-
unavailable-
- 609 BHP
-
- 24.2 mpg
-
- 2 Doors
-
- 2 Seats
-
- 295 L
-
- 1,090 kg
- Rear Mid - RWD
With a specific output of 152 BHP/L, the GMA T.33 takes joint eighth place.
It's a 2 door RWD Coupé with 2 seats, with deliveries starting in 2024.
It is also joint 14th in The Highest Power / Litre V12 Engined Cars Ever. -
2025 GMA T.33 Spider
Specific Output: 152 BHP/L
9th-
- 4 L V12
-
- 208 mph
-
unavailable-
- 609 BHP
-
- 24.2 mpg
-
- 2 Doors
-
- 2 Seats
-
- 295 L
-
- 1,108 kg
- Rear Mid - RWD
With a specific output of 152 BHP/L, the GMA T.33 Spider takes joint eighth place.
It's a 2 door RWD Roadster with 2 seats, with deliveries starting in 2025.
It is also joint 14th in The Highest Power / Litre V12 Engined Cars Ever. -
2003 Mazda RX-8 (192)
Specific Output: 144 BHP/L
10th-
- 1.3 L Rotary 2
-
- 139 mph
-
- 7.2 seconds
-
- 189 BHP
-
- 26.7 mpg
-
- 4 Doors
-
- 2+2 Seats
-
- 290 L
-
- 1,373 kg
- Front - RWD
With a specific output of 144 BHP/L, the Mazda RX-8 (192) takes tenth place.
It's a 4 door RWD Coupé with 2+2 seats and was sold from 2003 to 2009.
It is also 8th in The Highest Power / Litre Mazda Cars Ever. -
2020 BAC Mono R
Specific Output: 139 BHP/L
11th-
- 2.4 L Inline 4
-
- 170 mph
-
- 2.5 seconds
-
- 340 BHP
-
unavailable-
- 0 Doors
-
- 1 Seat
-
- 80 L
-
- 605 kg
- Rear Mid - RWD
With a specific output of 139 BHP/L, the BAC Mono R takes eleventh place.
It's a 0 door RWD Roadster with 1 seats, with deliveries starting in 2020.
It is also 1st in The Highest BHP/Litre Naturally Aspirated Inline 4 Cars Ever. -
2013 Ferrari 458 Speciale
Specific Output: 133 BHP/L
12th-
- 4.5 L V8
-
- 202 mph
-
- 3.0 seconds
-
- 597 BHP
-
- 23.9 mpg
-
- 2 Doors
-
- 2 Seats
-
- 230 L
-
- 1,395 kg
- Rear Mid - RWD
With a specific output of 133 BHP/L, the Ferrari 458 Speciale takes joint twelfth place.
It's a 2 door RWD Coupé with 2 seats and was sold from 2013 to 2015.
It is also joint 2nd in The Highest BHP / Litre Naturally Aspirated V8 Cars Ever. -
2015 Ferrari 458 Speciale A
Specific Output: 133 BHP/L
13th-
- 4.5 L V8
-
- 199 mph
-
- 3.0 seconds
-
- 597 BHP
-
- 23.9 mpg
-
- 2 Doors
-
- 2 Seats
-
- 230 L
-
- 1,445 kg
- Rear Mid - RWD
With a specific output of 133 BHP/L, the Ferrari 458 Speciale A takes joint twelfth place.
It's a 2 door RWD Convertible with 2 seats and was sold during 2015.
It is also joint 2nd in The Highest BHP / Litre Naturally Aspirated V8 Cars Ever. -
2013 Porsche 918 Spyder
Specific Output: 131 BHP/L
14th-
- 4.6 L V8 PHEV
-
- 214 mph
-
- 2.6 seconds
-
- 875 BHP
-
- 25.9 mpg
-
- 2 Doors
-
- 2 Seats
-
- 110 L
-
- 1,674 kg
- Rear Mid - 4WD
With a specific output of 131 BHP/L, the Porsche 918 Spyder takes fourteenth place.
It's a 2 door 4WD Roadster with 2 seats and was sold from 2013 to 2015.
It is also 1st in The Highest Power / Weight Porsche Cars Ever. -
2023 Porsche 911 S/T (992)
Specific Output: 130 BHP/L
15th-
- 4 L Flat 6
-
- 186 mph
-
- 3.7 seconds
-
- 518 BHP
-
- 20.5 mpg
-
- 2 Doors
-
- 2 Seats
-
- 132 L
-
- 1,380 kg
- Rear - RWD
With a specific output of 130 BHP/L, the Porsche 911 S/T takes joint fifteenth place.
It's a 2 door RWD Coupé with 2 seats and was sold from 2023 to 2024.
It is also joint 20th in The Highest Power / Weight Porsche Cars Ever. -
2022 Porsche 911 GT3 RS (992)
Specific Output: 130 BHP/L
16th-
- 4 L Flat 6
-
- 184 mph
-
- 3.2 seconds
-
- 518 BHP
-
- 21.1 mpg
-
- 2 Doors
-
- 2 Seats
-
unavailable-
- 1,450 kg
- Rear - RWD
With a specific output of 130 BHP/L, the Porsche 911 GT3 RS takes joint fifteenth place.
It's a 2 door RWD Coupé with 2 seats and was sold from 2022 to 2024.
It is also 23rd in The Highest Power / Weight Porsche Cars Ever. -
2018 Porsche 911 GT3 RS (991)
Specific Output: 129 BHP/L
17th-
- 4 L Flat 6
-
- 194 mph
-
- 3.2 seconds
-
- 514 BHP
-
- 21.4 mpg
-
- 2 Doors
-
- 2 Seats
-
- 125 L
-
- 1,425 kg
- Rear - RWD
With a specific output of 129 BHP/L, the Porsche 911 GT3 RS takes seventeenth place.
It's a 2 door RWD Coupé with 2 seats and was sold from 2018 to 2020.
It is also 22nd in The Highest Power / Weight Porsche Cars Ever. -
2022 Ferrari Daytona SP3
Specific Output: 128 BHP/L
18th-
- 6.5 L V12
-
- 211 mph
-
- 2.9 seconds
-
- 829 BHP
-
- 17.4 mpg
-
- 2 Doors
-
- 2 Seats
-
unavailable-
- 1,565 kg
- Rear Mid - RWD
With a specific output of 128 BHP/L, the Ferrari Daytona SP3 takes joint eighteenth place.
It's a 2 door RWD Targa Top with 2 seats, with deliveries starting in 2022.
It is also 4th in Cars With The Most Powerful Naturally Aspirated V12 Engines. -
1967 Alfa Romeo 33 Stradale
Specific Output: 128 BHP/L
19th-
- 2 L V8
-
- 180 mph
-
- 5.2 seconds
-
- 256 BHP
-
unavailable-
- 2 Doors
-
- 2 Seats
-
unavailable-
- 620 kg
- Rear Mid - RWD
With a specific output of 128 BHP/L, the Alfa Romeo 33 Stradale takes joint eighteenth place.
It's a 2 door RWD Coupé with 2 seats and was sold from 1967 to 1969.
It is also 1st in The Highest Power / Weight Alfa Romeo Cars Ever. -
2025 Lamborghini Fenomeno
Specific Output: 127 BHP/L
20th-
- 6.5 L V12 PHEV
-
- 217 mph
-
- 2.4 seconds
-
- 1,065 BHP
-
unavailable-
- 2 Doors
-
- 2 Seats
-
unavailable-
- 1,772 kg
- Rear Mid - 4WD
With a specific output of 127 BHP/L, the Lamborghini Fenomeno takes twentieth place.
It's a 2 door 4WD Coupé with 2 seats and was sold from 2025 to 2026.
It is also 1st in The Highest Power / Weight Lamborghini Cars Ever.





















