replicaracer43 said Also, depending on the year of the cylinder heads, it may have the little 1/4" air injection holes at the bottom of the port, if it does, make sure the manifold covers that, and if not, you would need to plug those holes Click to expand...
jazak5 said well, they did have a steel shim / spark plug boot heatshield. View attachment 1716059050 Click to expand...