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JBRE K20 XFWD Short Block

JBRE K20 XFWD Short Block

Regular price $4,800.00 USD
Regular price $5,100.00 USD Sale price $4,800.00 USD
Sale Sold out

K20 block

JBR Heavy duty  ductile iron sleeves 

K20a2 crankshaft (serviced, balanced, polished, washed)

Hot tanked

Ultrasonic cleaned

CNC decked

CNC bored

Diamond honed with torque plate.


Arias JBR spec HD piston kit with extreme duty wrist pins

JBRE spec solid beam aluminum rods 


ACL bearing set


Clearances set and documented




Customer supplied core block & crank



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