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Compression
Ratio computed with .010 deck and .038 head gasket at bore +.125"
(weights and compression ratios are approximate)
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| |
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Compression
Ratio |
|
|
|
| Bore |
Weight |
58cc |
64cc |
68cc |
76cc |
Part # |
Ring Set |
|
|
351C - 3.500 Stroke - 5.778
Rod - 1.662 C/H - .912 x 2.500 - 113 Gram Pin |
| 4.030 |
TBA |
11.23 |
10.44 |
9.97 |
9.17 |
14113-030 |
315-0036 |
Ring Grooves 1/16 1/16 3/16 |
| 4.040 |
TBA |
11.27 |
10.48 |
10.01 |
9.21 |
14113-040 |
|
Valve Relief Volume 3.0cc |
|
351C - 3.500 Stroke - 6.000
Rod - 1.440 C/H - .927 x 2.500 - 117 Gram Pin |
| 4.030 |
TBA |
11.23 |
10.44 |
9.97 |
9.17 |
14114-030 |
315-0036 |
Ring Grooves 1/16 1/16 3/16 |
| 4.040 |
TBA |
11.27 |
10.48 |
10.01 |
9.21 |
14114-040 |
|
Valve Relief Volume 3.0cc |
|
351C - 3.500 Stroke - 6.200
Rod - 1.250 C/H - .927 x 2.500 - 117 Gram Pin |
| 4.020 |
TBA |
11.18 |
10.40 |
9.93 |
9.14 |
14216-020 |
CR1001 |
Ring Grooves 1/16 1/16 3/16 |
|
4.030 |
TBA |
11.23 |
10.44 |
9.97 |
9.17 |
14216-030 |
315-0049 |
Valve Relief Volume 3.0cc |
| 4.040 |
TBA |
11.27 |
10.48 |
10.01 |
9.21 |
14216.040 |
|
|
|
351C - 3.750 Stroke - 6.125
Rod - 1.200 C/H - .927 x 2.500 - 117 Gram Pin |
| 4.020 |
472 |
12.07 |
11.20 |
10.69 |
9.81 |
14212-020 |
CR1001 |
Ring Grooves 1/16 1/16 3mm |
| 4.030 |
482 |
12.11 |
11.24 |
10.73 |
9.85 |
14212-030 |
315-0049 |
Valve Relief Volume 2.0cc |
| 4.040 |
487 |
12.16 |
11.29 |
10.78 |
9.89 |
14212-040 |
|
|
|
351C - 3.850 Stroke - 6.000
Rod - 1.250 C/H - .927 x 2.500 - 117 Gram Pin |
| 4.020 |
TBA |
12.20 |
11.33 |
10.83 |
9.95 |
14616-020 |
CR1001 |
Ring Grooves 1/16 1/16 3/16 |
|
4.030 |
TBA |
12.25 |
11.38 |
10.87 |
9.99 |
14616-030 |
315-0049 |
Valve Relief Volume 3.0cc |
| 4.040 |
TBA |
12.30 |
11.42 |
10.94 |
10.03 |
14616.040 |
|
|
|
351C - 3.850 Stroke - 5.956
Rod - 1.300 C/H - .912 x 2.500 - 113 Gram Pin |
| 4.030 |
500 |
12.41 |
11.51 |
10.99 |
10.09 |
10677-030 |
315-0049 |
Ring Grooves 1/16 1/16 3mm |
| 4.040 |
502 |
12.46 |
11.56 |
11.04 |
10.13 |
10677-040 |
|
Valve Relief Volume 2.0cc |
|
408C - 4.000 Stroke - 6.000
Rod - 1.200 C/H - .927 x 2.500 - 117 Gram Pin |
| 4.020 |
TBA |
12.80 |
11.88 |
11.34 |
10.40 |
14212-020 |
CR1001 |
Ring Grooves 1/16 1/16 3/16 |
|
4.030 |
TBA |
12.85 |
11.92 |
11.38 |
10.44 |
14212-030 |
315-0049 |
Valve Relief Volume 3.0cc |
| 4.040 |
TBA |
12.90 |
11.97 |
11.43 |
10.49 |
14212.040 |
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