Better Built Performance came up with a new Short Block changing the game. The 420ci 6.4L based engine adds the right amount of stroke to gain the extra torque but leaving enough room to spin it up in RPM's. Tested at 1200RWHP and Pass after Pass at the track this Short Block will carry you to the next Level.
Backed by a 1yr / 12000 mile warranty.
Sonic Check cylinder walls
Deburr interior surfaces
Chamfer and Radius edges
Cylinder Bore and Hone
Line Bore and Hone
Total Block Cleansing
4340 Forged Crankshaft / Keyed for Damper
Billet 4340 I-Beam Rods w/ L19 Rod Bolts
Diamond Racing 2618 Piston / Steel Top Ring
ARP Main Studs
Cubic Inches: 420
Bore Size: 4.095"
Rod Length: 6.125"
Please allow up to 4 weeks delivery. Each engine is custom built to specification.
Call or email to discuss your 6.4L HEMI build.
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