The LS4 engine has ascended to the zenith of engine swaps for the Pontiac Fiero, setting a new standard in the realm of performance and power. Its exceptional horsepower and performance are unmatched, making it a highly sought-after choice for enthusiasts and experts alike.

The LS4 is a small-block V8 engine that offers a substantial increase in power and torque compared to the Fiero’s original engine. This conversion involves a series of complex modifications, including changes to the engine mounts, intake manifold, exhaust system, and computer programming.

Jun 20, 2021 · This 1987 Pontiac Fiero GT is said to have been purchased new by the seller and it was subsequently refurbished and modified. The car is powered by a 5.3-liter LS4 V8 engine paired with a four-speed automatic transaxle and has been refinished in gray over a custom red and black interior.

Sep 19, 2012 · With 303 horsepower and 323 ft-lbs of torque, this Fiero packs more than double the power of the original V6 engine, which welditrick claims is enough to spin the tires and get sideways at just 5-10 mph…and boy, does it sound sick!

Since 1986, we have established WCF as a performance parts staple for stock and conversion Fieros such as LS4s, 3800s, and others.

Dec 18, 2015 · With almost triple the original V6 engine's horsepower output, this turbocharged, junkyard sourced, LS4 swapped Pontiac Fiero runs 10s on a stock chassis!

It uses the stock LS4 starter and places it in the stock LS4 location. The normal application for this bracket is the LS4/F40 combination, but I have also made them for use with the F23 and several longitudinal transmissions.

The Pontiac Fiero is a rear mid-engine, light sports car manufactured and marketed by Pontiac for model years 1984 – 1988. Intended as an economical commuter car with modest performance aspirations, it was Pontiac 's first two-seater since their 1926 to 1938 coupes, and the first rear mid-engine mass-produced car by any American manufacturer.

In early 2010 I purchased a 18K mile 2007 LS4/4t65e-hd dropout and started work on an LS4/F40 swap to replace my old Ramjet one. The goals were 100 more hp, 100 lbs less weight, and 30 mpg.

Oct 2, 2011 · This 1988 Pontiac Fiero is powered by a 5.3 L LS4 V8 from a Monte Carlo SS. The owner also swapped the interior from a 2008 Chevy Malibu and the seats are from a Neon SRT4. The Fiero stops thanks to C4 Corvette disc brakes and features a power steering from a …