Pay in 4 interest-free payments of $36.48 Learn more
Ships within 48 hours · Estimated delivery Aug 14 - Aug 19
Unleash monstrous torque and reliable street/strip power with this fully built 351 Windsor to 427Ci stroker engine by Speedmaster
CNC-machined from high-tensile billet steel for strength and precision
This feature is sometimes called an air gap design
Their precision construction ensures a leak-proof seal and lasting durability
Oldsmobile 400 425 455 2PC RMS 166 Tooth DNA® Billet Black Oxide SFI Flexplate Unleash monstrous torque and reliableSpeedmaster flexplates are the best on the market, made from 4340 round bar to exact tolerances. This one piece billet steel flexplate offers the strongest gear teeth, the least runout, and best longevity on the market. Every Speedmaster flexplate is 29. 2 SFI Approved and will withstand the extreme power and rpm of your performance application.
