Chart Is For Reference | |||||
Bore | 4.000 | 4.065 | 4.125 | 4.185 | |
Stroke | 3.622 | 364 | 376 | 387 | 398 |
4.000 | 402 | 415 | 427 | 440 | |
4.100 | 412 | 426 | 438 | 451 | |
4.125 | 415 | 428 | 441 | 454 |
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The Following Chart Is Based On Stock GM Blocks | |||||||
Family | Litre | Cubic Inch | Stock Bore | Oversize | Stock Stroke | Max Stroke | Rod Length |
LS1, LS6 | 5.7 | 346 | 3.898 | Std., 3.905, 3.908 | 3.622 | 4.000 | 6.125 |
LS2 | 6.0 | 364 | 4.000 | Std., 4.005, 4.010, 4.030 | 3.622 | 4.000 | 6.125 |
LS3 | 6.2 | 376 | 4.065 | Std., 4.070, 4.075, 4.080 | 3.622 | 4.000 | 6.125 |
LS7 | 7.0 | 427 | 4.125 | Std., 4.130, 4.135 | 4.000 | 4.100 | 6.125 |
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