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Ships within 48 hours · Estimated delivery Aug 18 - Aug 23
We always machine and reshape the combustion chamber on our stroked engines
The kit includes a fully ported/modified 46cc engine
transfer port bridge knife edged
Enlarged and resurfaced exhaust port<br />4
Does not work with single speed gearing systems
6317 - CNC Ported Full Mod / Signature Series 30.5cc TR/OBR 4 Bolt Reed Case Long Block We always machine and reshapeAn aftermarket filter is recommended for install in a DBXL! Every long block or engine is now CNC ported and hand finished. CNC porting and hand finishing is all done in house by the OBR staff. We do not contract out any of our porting so every engine is modified to our exact specifications. We are able to offer higher accuracy this way as well as more power. Our CNC machine has allowed us to take our porting to the next level due to us being able to
