My current Sleipnir fit.

7x 425mm Autocannon II
1x Medium Energy Transfer (to send cap to alt salvaging)

10mn Afterburner II
Large Shield Booster II
2x Primary Damage Hardener II
1x Secondary Damage Hardener II

1x Tracking Enhancer II
3x Capacitor Flux Coil II
1x Power Diagnostics II

3x Valks II
2x Warrior II

Can permarun everything indefinitely.