| BOTTOM END |
| Block description: |
400 or 455 |
| Year: |
pre-1975 for 400 blocks/ Any 455 block |
| Preparation: |
Cleaned and Magnafluxed; sonic-tested; |
| completely deburred, bored, and honed with torque |
| plate-line honed with ARP main studs, deck squared, |
| cam bearings fitted, brass freeze plugs installed |
| Deck Height: |
10.220-in |
| Crank: |
Eagle or Scat |
| Preparation: |
Measure/ polish or turn if necessary |
| for correct size |
| Balancer: |
Powerbond elastomer band with timing marks |
| Rods: |
Eagle or Scat 6.800-in |
| Preparation: |
Pin fit and/or resize big end if necessary |
| Bearings: |
Federal Mogul Performance Series or C77 |
| Pistons: |
Ross/Butler spec., forged, 430-440 grams |
| Preparation: |
Deburr/remove sharp edges, check pin fit |
| Piston to Deck Height: |
0 |
| Piston Pins: |
Ferrea, forged-tapered, 125 Gram |
| Method Used to Retain Pins in Pistons: |
Double spiral locks |
| Rings: |
Total Seal Classic race |
| Preparation: |
Inspect, measure, file-fit |
| Rod Bolts/Head Bolts: |
ARP |
| Balancing Specs: |
+/- 1 gram |