in. Watch the first four videos of the build series below.

The increase of installation labor is also substantial. The engine will feature a Holley Sniper intake and… Read More »Pontiac Fiero with a Turbo LS3 V8, This 1988 Pontiac Fiero GT is for sale on eBay in San Ramon, California with a current bid of $7,995 and no reserve. We offer shirts on Spreadshirt and Amazon. The 2.8 / 3.1 V6 was used in a LOT of GM vehicles. All of the hardware offered on our pages has been installed and is performing well in our own cars. It is also one of the most difficult conversions to install. Well Matt… Read More »Matt Farah Drives Mike Nasiatka’s Widebody Fiero, Mike Nasiatka has been working off and on for six years turning a 1986 Pontiac Fiero GT into a race car he could use for… Read More »Custom Widebody Fiero with a 700 hp Turbo 4G63 Inline-Four, Pontiac was never able to get this kind of mileage from a Fiero. Pontiac Fiero with a Turbo LS3 V8 Update 2, Matt Farah Drives Mike Nasiatka’s Widebody Fiero, Custom Widebody Fiero with a 700 hp Turbo 4G63 Inline-Four, Toyota MR2 with a 1046 whp Turbo 3S/5S Inline-Four Goes 8.31 sec, Custom Inline-Six from Suzuki GSX Engines Update. Required fields are marked *. Relocation of the starter to the other side of the block is the only major modification required. Using a kit from V8 Archie, the stock “Iron Duke” 2.5l inline 4 (factory rated at a full 98 horsepower) was replaced with the new 480-horse LS. Leon is installing the powertrain using parts from Archie LSx swap kit and will use the factory Fiero five-speed transmission. Special fabrication of all mounts and brackets is required to accomplish the installation of this very large engine into the Fiero. This is one of the highest output conversions for your fiero. We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to and affiliated sites. Click "what it takes" below the desired engine conversion picture and description. The 3.4 Dual Twin Cam V-6 is a very high performance, high-rev 60 degree engine. Engine Swap Depot. The engines from the Chevy S10 (2.8), Pontiac TranSport (3.1), and Camaro / Firebird (2.8, 3.1, or 3.4, depending on year) should work. Modification of the engine compartment is necessary to facilitate this installation. Leon Thurston from Leons Garage Adventures continues working on his very powerful Pontiac Fiero. The heads and block are virtually the same as the 2.8, allowing all accessories to bolt directly to the engine. The performance components on our pages are engineered and manufactured at our facility in Tehachapi, CA. Using the Fiero 125 automatic is not recommended as the 125 is not capable of supporting the additional horsepower and torque of the 3800 engine.