Brought the spring all the way back and here are the results. Still breaking in the spring valve and regulator.
Benjamin Marauder .25 Caliber Upgraded with Hill internals. Upgrade: Premium Regulated Matched Parts Kit: Regulator, Valve, Hammer, Peak Striker, Matched Spring, and High Flow Transfer Port.
Replacement Barrel shroud: Shorter 19 1/2" Barrel Shroud, 8" Moderator, and the Picatinny Barrel Band.
Ammo: JSB Exact King .25 Diablo
Temperature: 75
Pressure: 29
Bullet Weight: 25.4
Power Factor Average: 20
Power Factor Low: 19
Power Factor High: 20
Number of Shots: 56
Minimum: 786
Maximum: 818
Spread: 32
Average: 799
Standard Deviation: 9
# Velocity Ft/lbs Power Factor Date
56 800 36.09 20 6/3/20 11:26 AM
55 799 36.00 20 6/3/20 11:26 AM
54 803 36.36 20 6/3/20 11:26 AM
53 809 36.91 20 6/3/20 11:26 AM
52 814 37.37 20 6/3/20 11:26 AM
51 812 37.18 20 6/3/20 11:26 AM
50 818 37.74 20 6/3/20 11:26 AM
49 815 37.46 20 6/3/20 11:26 AM
48 818 37.74 20 6/3/20 11:25 AM
47 817 37.64 20 6/3/20 11:25 AM
46 817 37.64 20 6/3/20 11:25 AM
45 812 37.18 20 6/3/20 11:25 AM
44 812 37.18 20 6/3/20 11:24 AM
43 805 36.55 20 6/3/20 11:24 AM
42 802 36.27 20 6/3/20 11:24 AM
41 811 37.09 20 6/3/20 11:24 AM
40 808 36.82 20 6/3/20 11:23 AM
39 803 36.36 20 6/3/20 11:23 AM
38 800 36.09 20 6/3/20 11:23 AM
37 795 35.64 20 6/3/20 11:23 AM
36 797 35.82 20 6/3/20 11:23 AM
35 802 36.27 20 6/3/20 11:23 AM
34 803 36.36 20 6/3/20 11:23 AM
33 797 35.82 20 6/3/20 11:23 AM
32 807 36.73 20 6/3/20 11:22 AM
31 794 35.55 20 6/3/20 11:22 AM
30 801 36.18 20 6/3/20 11:22 AM
29 795 35.64 20 6/3/20 11:21 AM
28 794 35.55 20 6/3/20 11:21 AM
27 789 35.11 20 6/3/20 11:21 AM
26 800 36.09 20 6/3/20 11:21 AM
25 797 35.82 20 6/3/20 11:21 AM
24 794 35.55 20 6/3/20 11:20 AM
23 789 35.11 20 6/3/20 11:20 AM
22 797 35.82 20 6/3/20 11:20 AM
21 795 35.64 20 6/3/20 11:20 AM
20 798 35.91 20 6/3/20 11:19 AM
19 789 35.11 20 6/3/20 11:19 AM
18 797 35.82 20 6/3/20 11:19 AM
17 795 35.64 20 6/3/20 11:19 AM
16 789 35.11 20 6/3/20 11:18 AM
15 797 35.82 20 6/3/20 11:18 AM
14 792 35.37 20 6/3/20 11:17 AM
13 790 35.20 20 6/3/20 11:17 AM
12 795 35.64 20 6/3/20 11:17 AM
11 791 35.29 20 6/3/20 11:17 AM
10 790 35.20 20 6/3/20 11:17 AM
9 793 35.46 20 6/3/20 11:17 AM
8 793 35.46 20 6/3/20 11:16 AM
7 786 34.84 19 6/3/20 11:16 AM
6 794 35.55 20 6/3/20 11:16 AM
5 793 35.46 20 6/3/20 11:16 AM
4 791 35.29 20 6/3/20 11:16 AM
3 786 34.84 19 6/3/20 11:16 AM
2 788 35.02 20 6/3/20 11:15 AM
1 789 35.11 20 6/3/20 11:15 AM