Welcome to Lockwood Engineering!
Developer's of "Master Lobe Technolog
Makers of Black Widow Cams TM.and leagendary
Sifton Racing Cams TM. for Harley Davidson TM
Thanks to Harvey Crane Jr. for his input to the industry on camshaft design and new techniqes to designing cam lobe shapes.
August 17th 1931-May 31st 2013
Sadly missed but Gladly Remembered !
"Powered with Black Widow Cams"
Steve Thomson Depends on the info and
technical support that Lockwood Engineering supplies to
him whether in theory or general practice -
for over two years now working working
with Thomson with new camshafts designs and cylinder head
modifications for the use of supper-charger. We have
created together something that will rip your face off.
Three of these engines will be at Loconia so keep an eye out.
NOTE: All performance Camshafts listed on this Web Site are for off road use only !!!
Harman & Collins For Vintage Automotive & MC
The Late Kenny Harman & Clifford " Cliff" Collins
over 1000 vintage profiles Both stock and performance
From Flat Head Fords....To........
Clifford Collins a Graduate Engineer made racing cams for
Mickey Thompson-Bud Hare - Johnson Motors JOMO cams
Art Sparks racing Triumphs & BSA's - A.J. Lewis's Triumph
Like Ed Winfiel Another great Cam manipulator Cliff
Manipulated Roller and Flat Tappet Cam designs for
People like Clay Smith -Jack Engle
as well for Keith Black and
Chet Herbert in the days and was even employed
by Crane Cams........and was "fired for lying"
To the owner Harvey J. Crane Jr. the larger share holder
Of Crane Cams at that time- Crane had also purchased all of the Harman & Collins Cam Company and later sold those Assets To
Mr. Dimitri "Dema" Elgin Of Elgin Cams Redwood City Ca.
Later to be Re-named
D. Elgin Racing Cams to avoid the confusion of Elgin Industries.
These assets were later sold to Dema's former
employee Craig and his Wife hence forth Lockwood EngineeringTM.
replacement cams Like
or similiar too H.D.S.E. in Gear Drive
but with more Area under the lift curve for more power!
Camshaft design and Re-design using Master Lobe Technology TM.
C.N.C. Ported Twin Cam cylinder heads with
Bronze Valve guides- With Manley Performance TM.
" bead-lock" 1.900 & 1.625 Valves
Manley Bee-Hive Valve Springs.
Also: Exclusive Signature Series Cams From Dema Elgin For SCCA - NHRA - Nascar - Bonneville
Our new site is under construction
2013 NHRA Lucas Oil Screamin'Eagle schedule
Harley-Davidson Master Engine Technician @ work
Dyno-Jet 200 and Super Flow 901 on location
S&S Sidewinder - EFI Protune & Engine warranty Center for all S&S Engines
We have been building big inch engines for 38+ years in our full line machine shop. Other services available are not limited to just head work on Harley-Davidsons, We also do Porsche, BMW
We also do over bores & re-sleeve 2 and 4 stroke engines.
Sleeper Cylinders that keep your original appearance for 1984-up Harleys.
Larger bore sizes for more HP & Tq like 4.125 in your original Harley Twin Cam cyl. that is 107 with 4" stroke! Or 3.625 bore out of your stock evo cylinders. Crankcase boring required for these Cylinders Evo or Twin Cam.