06-11 Honda Civic SI K20Z3 Shortblock Bottom End Complete Rotating Assembly

06-11 Honda Civic SI K20Z3 Shortblock Forged Bottom End Complete Rotating Assembly Complete rotating assembly K20z3 engine block with forged pistons and rods professionally assembled for turbo specs ( 10.5:1 compression H beam rods) Used condition item shows signs of wear Comes exactly how it’s seen in the pictures minus the flywheel and ARP headstuds\* . I left them on to show how good the threads on the block are by having them fully installed (view picture for reference ) Recently put 14,000 miles on the engine last year (2025) and was removed out of a running car . Will add more details if I can think of any , feel free to ask any questions Ships out UPS Ground fully insured flywheel and ARP headstuds shown in the pictures are not included with the sale This engine is sold as is with no warranty expressed or implied There is no known issues with the short block assembly and it was in perfect working condition before being removed from the car. Had 150 psi cold start compression test on all four cylinder ( have video I can share). There are some odd stains on two cylinder walls shown on the last two pictures but does not seem to affect the performance .

• Brand: Honda
• Type: Engine Block