Ductile main caps use splayed outside bolts which pull from the side walls of the block instead of flimsy main web area. Main caps, bolts, washers, and a drill bushing are included in each kit. In addition to engines listed, main cap kits are avail-able on a special order basis for many Chrysler, Oldsmobile, and Pontiac engines
- Main Cap Position:
- 3-center
- Main Cap Fastener Style:
- Straight/Angeled
- Main Cap Fastener Quantity:
- 4-bolt
- Main Journal Type:
- Chevy 454
- Main Cap Fasteners Included:
- Yes
- Main Cap Retention Style:
- Bolt
- Main Cap Material:
- Ductile iron
- Machine Work Required:
- Yes
- Quantity:
- Sold as a set of 3.
- Notes:
- 2 or 4 bolt main blocks.
- Make:
- Chevrolet
- Engine Family:
- Chevy big block Mark IV
- Engine Sizes:
- 6.5L/396-7.4L/454
