In order to purchase a BFB engine, you must supply a core engine, or pay the core charge of $500. Removing (deleting) the shafts adds power and reduces engine rotating weight, and also reduces strain on the chain drive which they share with the water pump.Įxpect four to six weeks for your BFB engine to be hand-built to exacting standards. ** Balance Shaft Delete: In stock form, Ecotec engines contain two balance shafts which cancel natural engine vibrations, making the engine silky-smooth for automotive use. For higher boost, and/or extended high-RPM use (as in racing), our BFB Valve Spring and Titanium Retainer kit are recommended. ** Valvetrain: The standard BFB valvetrain prep is a great choice for engines making 16 PSI boost or less. We can also build for higher power targets, or customize the build to suit your needs.just ask! Whether turbocharged or supercharged, this pedigreed engine will set the stage for years of dependable high-boost enjoyment. Forged Aluminum BFB Pistons: correct compression ratio for mega-boost.
Forged Steel BFB Connecting Rods: proven to 750 HP.
The BFB longblock assembly's major features:
From subtle lubrication enhancements, to knowing how to make it stay together under punishing power, he's relentless. As a final touch, Bill personally assembles each engine to his exacting specifications. Bill oversees the entire process, during which his watchful eye has your back. Every part has been specified and selected by him, every detail and technique of assembly established by him, including exclusive features you won't find in any other Ecotec. has spent many a race weekend (and late night race prep session!) developing this engine series, and his work is evident throughout. No matter which configuration you choose, you're getting the best that Hahn RaceCraft can offer, and in this engine series, that is very good indeed!īill Hahn Jr. We've hit all the important points, and added options that give you the capability to customize your Hahn BFB 2.4.
We can do very well with the stock block, crankshaft and head, focusing effort primarily on enhancing the strength of the rotating and reciprocating groups. Like most Ecotecs, it responds nicely to typical durability improvements. As the first to build big power with the mighty 2.4L,we also pioneered the performance of this, the "big-block" of the Ecotec line, which at 145 cubic inches is one of the larger four-cylinder engines in production today. When it comes to Ecotec engines, no one's been building them longer than Hahn RaceCraft, with a history of powerful Ecotecs that goes back over 15 years, and a history of world-record four-cylinder performance that goes back almost 50. For Sky, Solstice, Polaris Slingshot, and others