presented by Jim Wolf at a Z Club of San Diego Meeting.
Thanks to Donn Vickery for making this information available
(Provided by Jim Wolf Technology, Inc.)
| HEAD # | VOL. C.C. | INT VALV. | EX VALV. | EXH. PORT | PROD. DATE |
|---|---|---|---|---|---|
| E31 | 42.4 | 42 | 33 | square ex | 10/69-7/71 |
| E88 | 44.7 | 42 | 33 | square ex | 9/71-7/72 |
| N33 | 47.8 | 42 | 33 | square ex | 8/72-7/73 |
| N33/P50 | 47.8 | 42 | 35 | square ex | 8/73-8/74 |
| N42 | 44.6 | 44 | 35 | square ex | 9/74-7/77 |
| N47 | 44.6 | 44 | 35 | round ex | 8/77-3/78 |
| P81 | 44.6 | 44 | 35 | round ex | 2/79-6/80 |
| P79 | 53.6 | 44 | 35 | round ex | 7/80- |
| P90 | 53.6 | 44 | 35 | square ex | 12/80-7/82Turbo |
| P99 | 53.6 | 44 | 35 | square ex | 8/82-Turbo Hyd |
| H/GASKET | HEIGHT | DIA. | C.C. | PART # |
|---|---|---|---|---|
| L28 STD | 1.25 | 88 | 7.60 | 11044-P7911 |
| HKS METAL | 1 | 91 | 6.50 | 11044-91MM1 |
| HKS METAL | 2 | 91 | 13.01 | 11044-91MM2 |
| PISTON | DIA MM. | PIN HEIGHT | DISH C.C. | PART # |
|---|---|---|---|---|
| KA24E STD.cut .5 | 89 | 33.5 | 0.00 | 12010-40F10 |
| KA24E +1.00 cut .5 | 90 | 33.5 | 0.00 | 12010-40F73 |
| Z24 STD. cut .5 | 89 | 33.5 | 13.00 | 12010-83W01 |
| Z24 +1.00 cut .5 | 90 | 33.5 | 13.00 | 12010-83W03 |
| Z22S STD. | 87 | 35.0 | 9.33 | 12010-06W11 |
| Z22S + 1.00 | 88 | 35.0 | 9.33 | 12010-06W13 |
| NO. | PISTON | ROD | CRANK | PIST/DECK +/- | CC VOL+/- | SIZE C.C.s |
|---|---|---|---|---|---|---|
| #1 | KA24E STD.cut .5 | L24 | LD28 | 0.13 | -0.80 | 3098 |
| #2 | KA24E +1.00 cut .5 | L24 | LD28 | 0.13 | -0.83 | 3168 |
| #3 | Z24 STD. cut .5 | L24 | LD28 | 0.13 | -0.80 | 3098 |
| #4 | Z24 +1.00 cut .5 | L24 | LD28 | 0.13 | -0.83 | 3168 |
| #5 | Z22S STD. | L28 | LD28 | -1.02 | 6.06 | 2960 |
| #6 | Z22S +1.00 | L28 | LD28 | -1.02 | 6.20 | 3028 |
| #7 | KA24E STD | L24 | L28 | -1.37 | 8.50 | 2949 |
| #8 | KA24E +1.00 | L24 | L28 | -1.37 | 8.71 | 3015 |
| ROD | LENGTH | PART # | CRANK | STROKE | PART # | BLOCK | HEIGHT |
|---|---|---|---|---|---|---|---|
| L24 | 133.00 | 12100-N0102 | L28 | 79 | 12201-P3000SV | L28 | 207.87 |
| L28 | 130.35 | 12100-A8703 | LD28 | 83 | 12201-V0790 |
| HEAD | #1 | #2 | #3 | #4 | #5 | #6 | #7 | #8 |
|---|---|---|---|---|---|---|---|---|
| E31 | 11.73 | 11.98 | 9.45 | 9.65 | 8.67 | 8.83 | 9.56 | 9.72 |
| E88 | 11.24 | 11.48 | 9.14 | 9.33 | 8.41 | 8.56 | 9.23 | 9.39 |
| N33 | 10.65 | 10.87 | 8.76 | 8.94 | 8.08 | 8.23 | 8.83 | 8.97 |
| P50 | 10.65 | 10.87 | 8.76 | 8.94 | 8.08 | 8.23 | 8.83 | 8.97 |
| N42 | 11.26 | 11.50 | 9.16 | 9.34 | 8.42 | 8.57 | 9.25 | 9.40 |
| N47 | 11.26 | 11.50 | 9.16 | 9.34 | 8.42 | 8.57 | 9.25 | 9.40 |
| P81 | 11.26 | 11.50 | 9.16 | 9.34 | 8.42 | 8.57 | 9.25 | 9.40 |
| P79 | 9.71 | 9.91 | 8.14 | 8.31 | 7.53 | 7.67 | 8.16 | 8.30 |
| P90 | 9.71 | 9.91 | 8.14 | 8.31 | 7.53 | 7.67 | 8.16 | 8.30 |
| P99 | 9.71 | 9.91 | 8.14 | 8.31 | 7.53 | 7.67 | 8.16 | 8.30 |