3.375
318.4
328.8
339.3
344.7
350.0
360.8
366.3
371.8
383.0
394.4
405.9
417.6
429.4
441.4
453.6
465.9
478.5
3.000
283.0
292.2
301.6
306.4
311.1
320.7
325.6
330.5
340.5
350.6
360.8
371.2
381.7
392.4
403.2
414.2
425.3
3.480
323.0
339.0
349.8
355.1
360.8
372.0
377.5
383.4
394.9
406.6
418.5
430.5
442.7
455.1
467.6
480.4
493.3
3.562
336.1
347.0
358.1
363.5
369.4
380.9
386.4
392.5
404.3
416.3
428.4
440.8
453.3
466.0
478.8
491.8
505.0
3.625
342.0
353.1
364.4
370.2
375.9
387.6
393.5
399.4
411.4
423.6
436.0
448.5
461.2
474.1
487.2
500.5
513.9
3.750
353.8
365.3
377.0
383.0
388.9
400.9
407.1
413.2
425.6
438.2
451.0
464.0
477.1
490.5
504.0
517.7
531.6
3.760
354.7
366.2
377.9
383.6
389.8
401.9
407.8
414.2
426.6
439.3
452.1
465.2
478.4
491.7
505.3
519.1
533.0
4.125
389.2
401.8
414.7
421.3
427.8
441.0
447.8
454.5
468.1
482.0
496.1
510.4
524.8
539.5
554.4
569.5
584.8
4.250
401.0
414.0
427.3
434.0
440.7
454.4
461.4
468.3
482.3
496.6
511.1
525.8
540.7
555.9
571.2
586.7
602.5
4.375
412.8
426.2
439.8
446.4
453.7
467.7
474.6
482.0
496.5
511.2
526.2
541.3
556.7
572.2
588.0
604.0
620.2
4.625
-
-
-
-
-
-
-
-
524.8
540.4
556.0
572.0
588.5
604.9
621.6
638.5
655.6
4.750
-
-
-
-
-
-
-
-
539.1
555.0
571.0
587.7
604.4
621.3
638.0
655.7
673.4
5.000
-
-
-
-
-
-
-
-
567.5
584.3
601.3
618.6
636.1
653.9
671.9
690.2
708.8
3.500
330.2
340.9
351.9
357.4
362.9
374.2
379.9
385.6
397.2
409.0
420.9
433.0
445.3
457.8
470.4
483.2
496.2
3.125
294.8
304.4
314.2
318.8
324.1
334.1
339.2
344.3
354.7
365.2
375.8
386.6
397.6
408.7
420.0
431.4
443.0
3.250
306.6
316.6
326.7
331.9
337.0
347.5
352.8
358.1
368.8
379.8
390.9
402.1
413.5
425.1
436.8
448.7
460.7
4.000
377.4
389.7
402.1
408.5
414.8
427.6
434.2
440.7
454.0
467.4
481.1
494.9
508.9
523.2
537.6
552.2
567.1
3.875
365.6
377.5
389.6
395.7
401.8
414.3
420.6
426.9
439.8
452.8
466.0
479.4
493.0
506.8
520.8
535.0
549.3
3.8750
3.9375
4.0000
4.0300
4.0625
4.1250
4.1550
4.1875
4.2500
4.3125
4.3750
4.4375
4.5000
4.5625
4.6250
4.6875
4.7500
4.500
424.6
438.4
452.4
459.2
466.6
481.1
488.1
495.8
510.7
525.8
541.2
556.8
572.6
588.6
604.8
621.3
637.9
5.125
-
-
-
-
-
-
-
-
581.6
598.8
616.3
634.1
652.1
679.5
688.7
707.5
726.5
INDICATES APPLICABLE SMALL BLOCK CHEVROLET C.I.D.
CUBIC INCH FORMULA: BORE x BORE x STROKE x .7854 x NO. of CYLINDERS
B
O
R
E
D
I
A
M
E
T
E
R
STROKE
CUBIC INCH CHART