Bryant Billet 4.250"x 6.535 Crankshaft

SBR 4250-638

Stroke 4.250" Rod length  6.535"


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The Sonny Bryant Crankshaft is the strongest crankshaft on the market today. Having reliability, strength, confidence and
performance all in one speaks for itself. Make the choice of many engine builders and race teams.  Be a winner everyday.
Bryant Crankshafts are made in the U.S.A.


Made from 4330M Billet American steel.
Through Heat Treat
Knife Edged or Airplane Cut
Rod Lightening Hole Design for Maximum Weight Reduction and Strength.
CNC Machined for precision quality.
Main Rifle Drilled
Maximum Hand Detail
Competition Radius
Shot Peened
ION Plasma Nitriding
Superfinished Journals
Optically gauged to within 0.0002"
No Holes Balancing
Chamfered Oil Holes
(2) 1/4" Blower keys @ 180 degrees
Available in Strokes from 3.900-4.750

More Information
Model SBR 4250-638
SKU SBR 4250-638
Manufacturer BRYANT RACING
Face Color No
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