Our product picks are editor-tested, expert-approved. He thought a pushrod engine with 55 inches of boost would give Penske Racing the 'unfair advantage' it always craved.In 1993, Penske met with Ilmor's Paul Morgan and Mario Illien, telling both about his grand idea. Unbeatable analysis. Yet, as dominant as Chevy has been over the years outside Indy and as good as Penske's team has been on Indianapolis Motor Speedway's 2.5-mile oval, Honda continues to … IndyCar has charted a new “Fast and Loud” plan for its future engine regulations that will run from 2021 through 2026. "Winning the Indy 500 - that means something. My speciality was the valve followers and the arrangement with the pushrods and the rockers. We would wonder why we didn't see these guys - 'It's work day, why aren't they around? Delco Electronics had been supplying all GM automobiles sold in the US with Engine Control Modules (ECMs) since 1981 when the US Clean Air Act required 3-way catalytic converters and controlled air-fuel ratios. The engine became common knowledge once we had to go into production mode and build those engines for Indianapolis and that is when everyone got involved. "The one sensitive thing about this engine is it had a lot of torque and if a driver wasn't anticipating that he could break the tyres loose and over-rev the engine very quick. "If you do too well, typical, you get slapped. 2018 Honda Indy Twin Turbo V-6 Engine - HI18TT Series. "It was a small group of guys and we didn't really have much crossover there. "We flew parts back and forth. A revised engine named HI4R was used in 2004 until new regulations came into effect at the 2004 Indianapolis 500. "The 2.4-liter, twin-turbo V-6 engine formula that will be introduced for the 2021 season will continue to showcase relevant technologies that we incorporate in our production engines," added Jim Campbell, U.S. vice president of performance vehicles and motorsports for General Motors. The engine would often blow up after just six or seven laps. ""I wasn't part of the secret group," Howell says. It involved many, many needle bearings to take all the friction out of that assembly. We used to store stuff down there and suddenly we weren't allowed to go down there any more and people started asking 'why?'. "I could go down if I wanted to but we were racing at the time. Developed jointly by HPD with under support from Ilmor and designated as HI3R, engine's capacity was 3.5-liter. Even Andy Granatelli's famed STP-Turbine engine competed in two Indy 500s in 1967 and '68 before it was outlawed.Major change was on the horizon. Penske discovered during practice its tyres were turning on the wheelrims during a run, causing a handling imbalance. "That engine almost brought me out of retirement," says four-time Indianapolis 500 winner Rick Mears, who retired from racing after the 1992 season.Team owner Roger Penske decided to exploit a rule in the United States Auto Club (USAC) rulebook for the Indy 500 that gave purpose-built pushrod engines 55 inches of turbocharger boost pressure instead of the 45 inches of boost for the overhead cam engines that every team used in CART competition.John Menard's team took advantage of this rule by using the Buick 'stock block' engine throughout the 1980s and 1990s. But Wales is still yet to return from the COVID-19 enforced hiatus. If Welsh motorsport is to avoid further damage, the government has to give the go-ahead soonAfter Brad Binder broke his MotoGP duck after only three races at Brno on the bike that could have been his, Miguel Oliveira's decision to remain at Tech3 looked like the wrong one. It was worldwide promotion for Mercedes-Benz, so it was easy to say yes when Ilmor suggested it to us, and compared to what people guessed, it did not cost that much. "I wasn't on the night time hours initially but once months had passed and development had taken place we would build an engine, dyno test it through the night, disassemble the engine in the daytime, communicate back to Ilmor and develop that engine over the phone. 2018 by all accounts Chevy had the upper hand at Indy. There were guys that were going to stick with the daytime hours and guys were going to work night time hours with the secret project. "Underneath the car was some of our mechanics screaming how they couldn't see the tunnel bolts in the dark and were using flashlights to try to work on the underside of the car. They did a very good job of making sure nobody knew. There were no extra parts lying around. It was the group of guys working on that car and nobody else really went and helped out because the closer knit you kept it the better, and the easier it was to keep it a secret. A lot of times, we bought seats on the Concorde to get pistons and other engine parts to the shop from England.