EARHART ENGINEERING
8.1L CHEVY
MODERN MARINE
103 RAYLAR KIT

RPM
TORQUE
CT
HP
F.P.
CHP
CF
BS
Fuel
 
2000
440
480
168
50
183
1.092
0.51
85
2500
482
526
229
50
251
1.092
0.50
115
3000
510
557
291
50
318
1.092
0.49
142
3500
505
551
337
50
368
1.092
0.51
170
4000
532
581
405
50
442
1.092
0.50
204
4500
522
570
447
50
488
1.092
0.49
220
5000
504
550
480
50
524
1.092
0.48
228
5150
492
537
482
50
527
1.092
0.48
230
 
3500
190
207
127
42
139
1.092
0.47
60

DEREBEERY MARINE
496 WITH RAYLAR 103 KIT

Listing of: DATA1220
Channel Group: Corrected Data
Test Description: Accel. Test -200 rpm/second

Eng Spd RPM
STPTrq Clb/ft
STPPwr CHp
Fuel A lb/hr
Fuel B lb/hr
Air 1 scfm
BSFC
lb/hph
Oil P psig
Boost psi
 
3200
545.8
332.6
148.2
41.4
0
0.576
59.9
0.0
3300
553.7
347.9
156.8
17.4
0
0.506
59.4
0.0
3400
563.9
365.1
160.6
15.6
0
0.488
60.3
0.0
3500
570.3
380.0
170.2
16.7
0
0.498
60.6
0.0
3600
568.9
389.9
174.0
16.8
0
0.495
60.5
0.0
3700
578.5
407.5
186.0
8.10
0
0.483
60.4
0.0
3800
575.3
416.2
186.2
15.3
0
0.490
60.4
0.0
3900
587.6
436.4
194.4
18.0
0
0.493
60.5
0.0
4000
594.6
452.8
202.1
15.3
0
0.486
60.7
0.0
4100
601.4
469.5
207.3
15.3
0
0.481
60.9
0.0
4200
600.1
479.9
214.8
15.3
0
0.485
61.1
0.0
4300
601.5
492.4
216.1
10.9
0
0.467
61.2
0.0
4400
595.5
498.9
221.8
24.1
0
0.500
61.3
0.0
4500
586.2
502.3
224.0
29.2
0
0.511
61.3
0.0
4600
580.0
507.9
227.6
29.6
0
0.513
61.3
0.0
4700
577.0
516.4
229.5
10.5
0
0.471
61.6
0.0
4800
572.6
523.3
236.6
9.3
0
0.476
62.2
0.0
4900
570.6
532.4
239.4
18.4
0
0.490
61.9
0.0
5000
564.8
537.7
248.0
17.3
0
0.500
62.0
0.0
5100
556.9
540.7
250.1
12.5
0
0.492
61.7
0.0

STOCK 496 HO PLUS RAYLAR BCK103 KIT

Listing of: 61900114
Channel Group: Corrected Torque and Power
Test Description: Accel. Test - 300 rpm/second

Eng Spd
RPM
STPTrq
Clb-ft
STPPwr
CHp
FulA+B
lb/hr
VolEff %
A/F Ratio
Air 1 Scfm
BSFC lb/hph
       
3600
542.8
372.1
163.6
92.5
12.76
456
0.457
3700
536.2
377.8
157.9
94.5
13.84
477
0.435
3800
538.8
389.8
168.0
94.4
13.35
490
0.449
3900
547.0
406.2
182.6
94.7
12.63
504
0.469
4000
547.1
416.7
183.6
97.2
13.23
530
0.459
4100
559.6
436.8
185.8
96.8
13.35
542
0.443
4200
580.4
464.1
191.9
101.0
13.81
579
0.431
4300
582.2
476.7
197.7
103.0
14.00
605
0.432
4400
580.0
485.9
206.8
103.2
13.72
620
0.444
4500
575.8
493.4
212.9
102.6
13.55
630
0.450
4600
571.6
500.7
213.0
102.6
13.84
644
0.444
4700
568.7
508.9
221.3
101.7
13.50
653
0.454
4800
564.8
516.1
225.2
101.8
13.56
667
0.455
4900
564.3
526.5
232.6
102.2
13.42
682
0.462
5000
550.2
523.8
229.7
102.6
13.92
698
0.459
5100
537.7
522.1
231.8
101.9
13.97
707
0.465
5200
517.3
512.2
232.9
100.6
14.00
712
0.476
5300
507.3
512.0
232.4
99.8
14.19
720
0.476
5400
496.8
510.8
234.1
97.9
14.08
720
0.480
5500
478.7
501.3
229.5
96.1
14.36
720
0.480

RAYLAR HO 600 ENGINE

T12: 49 D06-21Cust: Raylar Engine Type: 8.1 496
EFI: PCM555 Timing:27T Jets:NA Heads: Big Power
Initial Timing: 17 Forged Crank Forged Pistons
Cam: BP106 Note: Intake Lash Hyd...000
Exhaust Lash Hyd. .000 INF: 1.25 Labne Curry HO600's

Eng Spd
RPM
CPower C_HP
C_TQ lb/ft

Water F

Oil F
Oil psi
Fuel P psi
 BSFC lb/hph
A/F Left
A/F Right
       
2500
246.2
517
183
161
47.3
0
-0.003
13.57
13.85
2600
263.0
531
183
161
48.0
-0.1
-0.003
13.45
13.85
2700
276.6
538
183
161
48.7
-0.1
-0.002
13.44
13.98
2800
288.4
541
183
161
49.6
0
-0.002
13.34
13.97
2900
301.3
546
183
161
50.3
0
-0.002
13.10
13.76
3000
312.6
547
184
161
51.0
-0.1
-0.002
12.99
13.56
3100
324
549
185
161
51.7
-0.1
-0.002
12.77
13.17
3200
335.5
551
185
161
52.2
0
-0.002
12.47
12.89
3300
344.5
548
185
161
52.9
-0.1
-0.002
12.14
12.76
3400
352.2
544
185
161
53.5
0
-0.002
11.87
12.57
3500
360.6
541
185
161
54.1
0
-0.002
11.68
12.23
3600
370.4
540
185
161
54.6
0
-0.002
11.60
11.98
3700
386.1
548
185
161
55.3
0
-0.002
11.57
11.93
3800
407.2
563
185
161
55.9
0
-0.002
11.60
11.97
3900
432.4
582
185
161
56.5
0
-0.002
11.70
12.28
4000
460.1
604
185
161
57.0
0
-0.002
11.93
12.67
4100
485.3
622
186
161
57.7
0
-0.001
12.13
13.02
4200
506.0
632
187
161
58.4
0
-0.001
12.30
13.19
4300
523.0
639
187
159
59.2
0
-0.001
12.52
13.30
4400
534.0
638
187
159
59.9
0
-0.001
12.72
13.32
4500
543.0
634
187
159
60.4
0
-0.001
12.77
13.17
4600
553.0
632
187
159
60.8
0
-0.001
12.81
13.10
4700
563.0
629
187
159
61.2
0
-0.001
12.91
13.22
4800
575.0
629
187
159
61.8
0
-0.001
13.09
13.40
4900
587.0
630
187
159
62.4
0
-0.001
13.25
13.57
5000
594.0
624
187
159
63.1
0
-0.001
13.37
13.67
5100
607.0
621
188
160
64.0
0
-0.001
13.16
13.27
[Average Data]
3750
420.2
581
185.3
160.4
55.5
-0.019
-0.002
12.58
13.09
[Inertia factor] = 1.25
[Time] = 7.2 secs

RAYLAR HO 750 ENGINE

CI: 600 Heads: Raylar 2.30/1.80 CNC EFI: Raylar IR Long Runner 50lb Inj.
Initial Timing: 14.9 Total Timing: 36.82 Fuel Prem. Pump
Valve Lash: Hyd. ROller Cam: 248/256 @0.50 - 0.650 IC 116.5
Exhaust" 2" Dyno Headers Int. Reluctor INF: 1.26 Plugs: AC 41-943

Speed rpm
5200Cpower C_HP
C_TQ lb/ft
Water F
Oil F
Oil psi
Fuel_P psi
A/F Left
A/F Right
 
2500
313.5
659
177
166
58.4
43.6
12.34
11.80
2600
331.7
670
177
166
58.8
43.5
12.28
11.87
2700
350.3
681
177
166
59.0
43.5
12.37
12.11
2800
365.3
685
177
166
59.4
43.5
12.61
12.27
2900
378.6
686
177
166
59.7
43.5
12.88
12.47
3000
394.2
690
177
166
60.1
43.5
13.03
12.67
3100
408.7
692
177
166
60.5
43.4
12.82
12.58
3200
417.3
685
178
166
60.7
43.4
12.41
12.35
3300
422.7
673
179
166
61.0
43.4
12.04
12.08
3400
437.5
676
179
166
62.1
43.3
12.07
12.08
3500
465.2
698
179
166
61.4
43.3
12.27
12.23
3600
495.1
722
179
166
61.6
43.2
12.53
12.41
3700
528.0
749
179
166
61.9
43.2
12.71
12.53
3800
555.0
768
179
166
62.1
43.1
12.82
12.64
3900
582.0
783
179
167
62.4
43.1
12.91
12.68
4000
604.0
793
179
168
62.5
43.1
12.98
12.68
4100
625.0
800
179
168
62.7
43.0
13.00
12.70
4200
643.0
804
179
168
62.8
43.0
13.04
12.65
4300
660.0
807
180
168
62.8
43.0
13.00
12.63
4400
680.0
812
181
168
62.9
42.9
13.12
12.63
4500
700.0
817
181
170
62.9
42.9
13.29
12.72
4600
717.0
819
181
170
62.9
42.8
13.34
12.84
4700
732.0
818
181
171
62.8
42.8
13.37
12.93
4800
743.0
814
181
172
62.7
42.8
13.34
12.94
4900
753.0
807
181
172
62.5
42.7
13.28
12.88
5000
760.0
798
181
174
62.2
42.7
13.13
12.84
5100
765.0
788
181
175
61.9
42.6
12.99
12.59
5200
764.0
772
182
176
61.4
42.5
12.64
11.92
[Average Data]
3850
557
749
179.2
168.2
61.5
43.1
12.81
12.45
[Inertia factor]  = 1.26 [Time] = 7.5 secs