
Dragbike
I’ve known Derek for over 10 years now and can’t say enough about his professionalism and passion for motorcycles.
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Jeser
I have known Derek since 2010, and he has helped me with everything, from parts to complete engines.
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Redel
I’ve been around fast motorcycles my whole life, but when I switched to the S&S Cycle Pro Stock V-Twin engine it took me to the next level.
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Redell
I’ve been around fast motorcycles my whole life, but when I switched to the S&S Cycle Pro Stock V-Twin engine it took me to the next level.
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Mike
All of the serious engine builders are at PRI, and one of the best is Derek Churchwell from DC V-TWIN.
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Peter Snake
Derek and I began designing pistons together in 1999 for NHRA Pro Stock Motorcycles.
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Chip Ellis
Derek has built some of the best engines that I have ever raced, including the one we went 6.91 in Sonoma in 2006.
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Terry Holsonback
ust wanted to thank you again for all of your efforts to design and build the perfect 126” touring engine for my bike.
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Scott & JoAnne Smalley
I would like to thank Derek for all he has done and designed for me and my company.
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Scott & JoAnne Smalley
I would like to thank Derek for all he has done and designed for me and my company.
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Ted Gradolf
Since it's been about a month now, I wanted to give you a report back on my 2000 Road King.
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