Compression Pressure Limit Chart
COMPRESSION PRESSURE LIMIT CHART
| Maximum PSI | Minimum PSI | Maximum PSI | Minimum PSI | Maximum PSI | Minimum PSI | Maximum PSI | Minimum PSI |
|---|---|---|---|---|---|---|---|
| 924 kPa (134 PSI) | 696 kPa (101 PSI) | 1131 kPa (164 PSI) | 848 kPa (123 PSI) | 1338 kPa (194 PSI) | 1000 kPa (146 PSI) | 1544 kPa (224 PSI) | 1158 kPa (168 PSI) |
| 938 kPa (136 PSI) | 703 kPa (102 PSI) | 1145 kPa (166 PSI) | 855 kPa (124 PSI) | 1351 kPa (196 PSI) | 1014 kPa (147 PSI) | 1558 kPa (226 PSI) | 1165 kPa (169 PSI) |
| 952 kPa (138 PSI) | 717 kPa (104 PSI) | 1158 kPa (168 PSI) | 869 kPa (126 PSI) | 1365 kPa (198 PSI) | 1020 kPa (148 PSI) | 1572 kPa (228 PSI) | 1179 kPa (171 PSI) |
| 965 kPa (140 PSI) | 724 kPa (106 PSI) | 1172 kPa (170 PSI) | 876 kPa (127 PSI) | 1379 kPa (200 PSI) | 1034 kPa (150 PSI) | 1586 kPa (230 PSI) | 1186 kPa (172 PSI) |
| 979 kPa (142 PSI) | 738 kPa (107 PSI) | 1186 kPa (172 PSI) | 889 kPa (129 PSI) | 1303 kPa (202 PSI) | 1041 kPa (151 PSI) | 1600 kPa (232 PSI) | 1200 kPa (174 PSI) |
| 933 kPa (144 PSI) | 745 kPa (109 PSI) | 1200 kPa (174 PSI) | 903 kPa (131 PSI) | 1407 kPa (204 PSI) | 1055 kPa (153 PSI) | 1613 kPa (234 PSI) | 1207 kPa (175 PSI) |
| 1007 kPa (146 PSI) | 758 kPa (110 PSI) | 1214 kPa (176 PSI) | 910 kPa (132 PSI) | 1420 kPa (206 PSI) | 1062 kPa (154 PSI) | 1627 kPa (236 PSI) | 1220 kPa (177 PSI) |
| 1020 kPa (148 PSI) | 765 kPa (111 PSI) | 1227 kPa (178 PSI) | 917 kPa (133 PSI) | 1434 kPa (208 PSI) | 1075 kPa (156 PSI) | 1641 kPa (238 PSI) | 1227 kPa (178 PSI) |
| 1034 kPa (150 PSI) | 779 kPa (113 PSI) | 1241 kPa (180 PSI) | 931 kPa (135 PSI) | 1448 kPa (210 PSI) | 1083 kPa (157 PSI) | 1655 kPa (240 PSI) | 1241 kPa (180 PSI) |
| 1048 kPa (152 PSI) | 786 kPa (114 PSI) | 1255 kPa (182 PSI) | 936 kPa (136 PSI) | 1462 kPa (212 PSI) | 1089 kPa (158 PSI) | 1669 kPa (242 PSI) | 1248 kPa (181 PSI) |
| 1062 kPa (154 PSI) | 793 kPa (115 PSI) | 1269 kPa (184 PSI) | 952 kPa (138 PSI) | 1476 kPa (214 PSI) | 1103 kPa (160 PSI) | 1682 kPa (244 PSI) | 1262 kPa (183 PSI) |
| 1076 kPa (156 PSI) | 807 kPa (117 PSI) | 1282 kPa (186 PSI) | 965 kPa (140 PSI) | 1489 kPa (216 PSI) | 1117 kPa (162 PSI) | 1696 kPa (246 PSI) | 1269 kPa (184 PSI) |
| 1089 kPa (158 PSI) | 814 kPa (118 PSI) | 1296 kPa (188 PSI) | 972 kPa (141 PSI) | 1503 kPa (218 PSI) | 1124 kPa (163 PSI) | 1710 kPa (248 PSI) | 1202 kPa (186 PSI) |
| 1103 kPa (160 PSI) | 827 kPa (120 PSI) | 1310 kPa (190 PSI) | 979 kPa (142 PSI) | 1517 kPa (220 PSI) | 1138 kPa (165 PSI) | 1724 kPa (250 PSI) | 1289 kPa (187 PSI) |
| 1110 kPa (161 PSI) | 834 kPa (121 PSI) | 1324 kPa (192 PSI) | 993 kPa (144 PSI) | 1631 kPa (222 PSI) | 1145 kPa (166 PSI) | 1738 kPa (252 PSI) | 1303 kPa (189 PSI) |
If one or more cylinders reads low, squirt approximately one tablespoon of clean 10W40 engine oil on top of the piston(s) in the low-reading cylinder(s). Repeat the compression pressure check on these cylinders.