Performance Review: Chevrolet Impala SS 427 - [1967]

Figures & Specs Summary:

Chevrolet Impala Performance Review.

Introduction:

This edition of the Chevrolet Impala SS 427 is the 3 speed / Auto version and was first brought out in 1967. This was at around the same time as the introduction of the 1968 Dodge Dart Hemi 7.0 V8 and the 1968 Plymouth Road Runner 426 Hemi V8 1st Gen.This particular Chevrolet Impala has a 6999cc Naturally Aspirated Petrol powerplant with 8 cylinders in a V formation.

Alternative Petrol V8's includes the 2023 Dodge Challenger SRT Demon 170

The Impala shares its Petrol V8 engine configuration with the likes of the 2023 Dodge Challenger SRT Demon 170 and the 2023 Ferrari SF 90 XX Spider 4.0 V8 Turbo. If you're looking for other fast cars which share the Impala's Rear Wheel Drive, Coupe combination then how about the 1982 Fiat X1/9 1.5 8V or the 1965 Aston-Martin DB6 1965.

Power and Weight:

Weighing in at 1740 kgs (3836 lbs) this makes the Chevrolet Impala SS 427 in the same weight category as the 2021 Chevrolet Camaro ZL1 6.2 V8 Supercharged or the give or take 50kg.

The Chevrolet Impala shares the same bhp with the 2024 Chevrolet Corvette E-Ray 6.2 V8 Petrol Hybrid C8 (369 bhp)

In terms of power the 6999cc 16V V8 engine produces 385 bhp (287 kW) @ 5200 rpm similar to the 2024 Chevrolet Corvette E-Ray 6.2 V8 Petrol Hybrid C8 (369 bhp) or the 2023 Lotus Emira First Edition i4 2.0 Turbo (360 bhp).

The Naturally Aspirated V8 throws out 460 lb-ft (623.6 Nm) @ 3400 rpm placing it with cars of similar torque performance figures such as the 2024 Chevrolet Corvette E-Ray 6.2 V8 Petrol Hybrid C8 (470 lb-ft) or the 2023 Chevrolet Corvette Z06 5.5 V8 C8 (460 lb-ft).

Power to Weight:

If one combines the weight with power or torque performance for the Chevrolet Impala you can get a better idea of it's real world performance.

The 2008 Chevrolet Camaro SS 6.2 V8 (246.1 bhp per ton) has similar Bhp Per Ton stats as the Chevrolet Impala.

The Chevrolet Impala has a Power to weight ratio of 221.2 bhp per ton and 264.3 lb-ft per ton. Bhp Per Ton figures of the 1967 Impala competing with the 2008 Chevrolet Camaro SS 6.2 V8 (246.1 bhp per ton) or the 2015 Bentley Bentayga 6.0 W12 Bi Turbo (245.9 bhp per ton).

Power to Weight(cont.):

If you agree with the late great Carroll Shelby then arguably an even better indicator of potential performance, Torque. Use weight as well and you end up with - Torque per ton, with the Chevrolet Impala generating around 264.3 lb-ft per ton. If you're curious as to what other cars have as much torque to weight then look no further than the 2017 Mercedes GT C AMG Roadster (289.3 lb-ft per ton) or the 2012 Lotus Evora GTE 3.5 V6 (289.1 lb-ft per ton).

Acceleration:

With a 0-60mph time of 7.20 secs or a 0-100km/h (0-62mph) of 7.4 secs, this made the Chevrolet Impala SS 427 as fast as the 2018 Abarth 695 XSR Yamaha Automated (7.20 secs) the 2015 Volkswagen-VW Golf GTD 2.0 TDI DSG (7.20 secs) the 2014 Peugeot 308 GT 1.6 Turbo (7.20 secs) the or the 2013 Volvo S60 T5 2.5 Turbo (7.20 secs). This Chevrolet Impala SS 427 is also faster than the 2019 Peugeot 508 PureTech 225 GT S and S (7.30 secs) the 2013 Seat Leon SC 2.0 TDI FR (7.30 secs) the 2013 Subaru BRZ 2L 210ps (7.30 secs) the and the 2013 Volkswagen-VW Golf GTD DSG 2.0 Turbo Diesel (7.30 secs).

Quarter Mile time is a close race between the Impala and the 1999 Nissan Skyline R34 GTR

When talking about the performance of the Chevrolet Impala on the drag strip it can reach a quarter mile in an estimated 13.64 secs @ 100.3 mph. Similar performance down the quarter mile can be found with the the 1999 Nissan Skyline R34 GTR (13.59 secs), the 2014 Audi A4 S4 3.0 V6 S-Tronic (13.59 secs), and the 2008 Subaru Impreza WRX S (13.60 secs).

Top Speed:

Modern performance cars are often artificially restricted to 155mph. The 1967 version of the Chevrolet Impala SS 427 has a maximum speed of 130mph.

Top Speed of the 1967 Impala equals the 2010 Audi A1 A1 1.4 TFSI S-Tronic (141 mph)

If maxing out your car on the AutoBahn is your thing and you're wondering what's faster than the 1967 Chevrolet Impala SS 427 then how about the 2010 Audi A1 A1 1.4 TFSI S-Tronic (141 mph), the 2009 Renault Clio 2.0 RenaultSport III 200 Cup (141 mph), or the 2006 Seat Leon 1.8 20vt Cupra R 210 (141 mph).

Related Links:

1967 Impala Rivals List.

A Brief History of Chevrolet

Car Comparison