*** We apologize for shipping delays due to the Canada Post strike. ***
Harley PERFORMANCE – More POWER – More FREEDOM!!!
Speed And Science presents the best performance parts for Harley-Davidson™ Shovelhead, PanShovel, Evolution and TwinCam motorcycles.
All proudly designed and manufactured on the Canada’s West Coast.
Tested and Enjoyed Worldwide!!!
FEATURED PRODUCTS:
The cylinders have arrived safe and sound! Very happy!
The work you guys do is second to none! Thanks again
Jack R., Australia
The EVO heads are even more beautiful than I could have imagined! Thanks
Ben J., IN, USA
First real miles on this Shovelhead engine, wow, this thing is a killer!! I've built some really nice Shovels, but this is miles ahead. Awesome parts!!
Thomas R., FL, USA
Received Order. My God, they are Exceptional! The packaging moulded to shape each part is Fantastic! Secure and safe. Thank you so much for all your incredible Support. Love your work mate, hope to get another order in ASAP.
Jason G., Australia
These beauties are gonna scream! It'll be the best shovelhead around both in looks and performance. Can't wait to upgrade my 67′ shovelhead. The craftsmanship is second to none.
Jason S., WA, USA
Exceptional product and friendly people to deal with... Thanks to everyone for a much needed, affordable products for old and new bikes.
Sam A., KS, USA
Installed solid billet aluminum heads and cylinders on the 93" 1966 FLH Shovelhead engine.
Something you don't see every day.
Scott., NY, USA
Thank you for producing an outstanding product!
Joe K., PA, USA
I've just got back from a ride on the big bore build, it's a monster. I really could not be happier, THANK YOU!!!!!
Dave K., UK
This is not engine, this is ART! And yes, it's worth every cent. It's not only the price, it's also the Speed And Science attitude and post sales.
Stefano S., ITALY
Thanks Speed And Science for the outstanding Heads for my Shovel, everything so far on it is just perfect!
Roger S., SWITZERLAND
Piece of art!! The shape of the intake and exhaust ports are perfect. Proud to be a dealer of Speed And Science products in the Netherlands.
Arjan H., NETHERLANDS
With the billet heads my Twin Cam Dyna is now very throttle responsive with way more top end. Thank you!!
John C., FL, USA
Got my Shovelhead heads, cylinders and Rocker Boxes today, they are AMAZING!!
Sammy H., NC, USA
I’ve been working on Harley-Davidson engines about 40 years. I bought Speed And Science set of Shovelhead cylinders heads and rocker boxes - some of the best work I’ve ever seen!!!
Steve P., OR, USA
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