2009 :
With its ultra-light , high-strength composite body and custom made " Big Bang " V4 , the BUB 7 is the most technologically advanced motorcycle streamliner in the world . It is the result of decades of land speed racing experience and thousands of hours of research and development .
The Bub 7 " Big Bang " Engine
formbook suggests that if it can be done , it will be done . Remarkable to tell , but Denis first captured the world motorcycle
land speed record in 1970 with his Harley-Davidson powered streamliner piloted by Cal Rayborn . The official speed was 265.492 mph . The effort was documented and made famous by Bruce Brown in his classic Motorcycle film , " On Any Sunday ."
Thus began an era in which the name BUB has become synonymous with world motorcycle land speed records . In a career spanning more than 60
" the engine was designed and built from scratch making it a one-of-a-kind , purpose built design "
years , Denis has built six of the fastest motorcycles in history . He is a published author , self-taught engineer , award-winning event promotor , and keynote speaker . In honor of his contributions to motorcycle racing , Denis Manning was inducted into the AMA Motorcycle Hall of Fame in 2006 . In 2019 Valerie Thompson piloted the streamliner to a new Australian motorcycle record . This accomplishment also made Valerie the fastest woman in the world on two wheels . While trying to improve this record Valerie lost control of the streamliner and crashed at close to 350 mph . Video shows the crash to be extremely violent but thanks to the overabundance of safety built into the BUB 7 streamliner , Valerie was able to walk away from the destroyed machine with only a small wound to her shin . The streamliner has since been completely rebuilt and is once again ready to challenge the world record . The BUB 7 is the most technologically advanced motorcycle streamliner in the world . It is the result of decades of land speed racing experience and thousands of hours of research and development . The BUB 7 uses an ultralight , yet incredibly strong , one-piece Monocoque chassis . Like a Formula One race car , the body is the frame . The revolutionary design is the subject of a Published SAE Technical Paper . The BUB 7 has a wind tunnel documented Drag Coefficient of 0.08 . The heart of the BUB 7 Motorcycle streamliner is its custom-fabricated engine . Designed , cast , and machined " in-house " it is unlike any other motorcycle engine in the world . It is a methanol burning , turbocharged , 3 liter , DOHC , 16 valve , 90 Deg . V-4 making more than 500 hp . All this power fits inside an incredibly
small footprint of only 18 x 28 inches ! The term " Big Bang " engine refers to a special timing pattern that allows the rear tire to " relax " between power pulses resulting in better traction on the salt . The engine is the subject of its
Indianapolis Motor Speedway - Hall of Fame Museum 1970 World Record
Harley-Davidson Streamliner
National Motorcycle Museum - Birmingham , England
The Dual Engine Norton Streamliner
32 AFTERMARKET MOTO DESIGN - JULY 2023 www . AMDchampionship . com