Reshaped exhaust ports

Title: Reshaped exhaust ports
Description: Reshaped/ported exhaust ports on the head. The oval-ish shape should give better flow characteristics than just simply gasket-matching. See the before picture .
File name: subaruexhaust1.jpg
Captured: Jan 9, 2008 11:42:52

Reshaped/ported exhaust ports on the head. The oval-ish shape should give better flow characteristics than just simply gasket-matching. See the before picture.