JBRE K-Series SFWD Short Block

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.

O-ring

Arias JBR spec HD piston kit with extreme duty wrist pins

JBRE spec solid beam aluminum rods or Carrillo H-beam with Carr bolts +$400

King or Acl bearing set

Clearances set and documented

Assembled

Customer supplied core block & crank