Browell Bellhousing & Custom Machine in Lafayette, Indiana have partnered to offer aftermarket V-6 engine blocks. The blocks area a replacement for the GM V-6 Bowtie Block P/N 10134388. These blocks feature...
- 4.000” - 4.200” Bore
- Up to 60mm Camshaft
- 9.000” - 8.500” Deck Height
- Billet Splayed Maincaps
- .100” Higher Cam Location
- NHRA Approved
This casting is an NHRA-approved replacement for the GM V-6 Splayed Valve casting, P/N 10134394.
The casting is manufactured from select material and is casted without guide bores. It features more material in problem areas, resulting in less leaks.

