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Weistec Engineering announces the one and only CNC port solution for the M113K engine platform.
Utilizing state of the art technology in CAD digitizing and analysis, Weistec Engineering has created the most consistent, and efficient method of port technology for the M113K engine platform. This proper port design nets a significant increase in laminar intake, and exhaust air flow.
*Product may not be emissions compliant. Check local laws prior to installation.
5-axis CNC machined
Fully assembled, Ready to run heads
Custom ground factory intake valves
Custom ground factory exhaust valves
Core exchange must be sent with order. An $1500 core supplement will be charged with no core exchange. Typical lead time is 7-8 business days. ECU tuning is recommended for optimal power gains. All heads are assessed to ensure deck clearance and valve lineup. Chamber size and compression is not effected by CNC Port. (Compression stays at factory spec)
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Unless otherwise stated, some Weistec Engineering performance upgrades are sold for race car use only.