JEEP I-6 CAMSHAFTS                    Jeep 4.0.     AMC 232   AMC 258         Clevite            Clifford                           CompCams                         Crane             Crower                            Erson           Hesco                  Isky               Lunati       Melling              Mopar          505 Performance          
  87-'90 91-'95 96-'04 05-'06 65-'78 71-'80 77-'80 81-'90 229-1929 97-2021 97-2041 97-2081 97-2111 68-115-4 68-200-4 68-201-4 68-231-4 68-232-4 68-235-4 68-239-4 750501 753901 753941 750591 751101 751121 44242 44243 44915 44245 44310 44311 44312 E720111 E720112 E723121 E720321 H264-14B6 RVOB6 H274 1331-M 133125 133125/26 133126 133127 133128 63500 63501 63502 63503 SRC-6 SRC-8 MC809 MC1376 MC1377 P4529228 P4529229 263/265-14H 265/272 H 266/272-14H 272/280-14H 256/256-12F 268/276-14HRK 282/284-14HRK 267/282-14HRK 273/273-14HR 284/292-14HR 281/281-14HR
Advertised Intake Duration deg 270 270 253.3 264 259 259 270 262 270 280 264 272 280 290 240 252 260 250 250 254 262 248 260 272 294 264 274 242 256 280 278 260 282 292 274 280 292 284 264 264 274 248 256 256 262 270 280 250 256 262 268 258 262 270   240 248 263 265 266 272 256 268 282 267 273 284 281
Advertised Exhaust Duration deg 270 270 259 264 259 259 270 262 270 280 264 272 280 290 248 252 260 258 256 262 270 260 272 284 304 274 284 250 264 280 284 266 287 298 280 288 292 284 264 264 274 248 256 262 262 270 280 256 262 268 276 258 262 270     240 248 265 272 272 280 256 276 284 282 273 292 281
                                                             
Intake Duration @ .050" Lifter Rise deg 197 197 188   185 185 197 190 197 208 206 214 226 232 192 206 212 206 206 210 218 192 204 216 222 228 238 184 194 208 212 210 238 248 202 208 214 220 214 214 224 194 202 202 208 216 224 208 213 220 226 185 190 197 188 188 199 202 208 211 214 217 225 207 216 210 222 220 230
Exhaust Duration @ .050" Lifter Rise deg 197 197 190   185 185 197 190 197 208 206 214 226 232 200 206 212 214 212 218 226 204 216 228 232 238 248 192 204 208 218 218 242 250 208 214 214 220 214 214 224 194 202 208 208 216 224 213 220 226 234 185 190 197 190 190 199 202 212 217 218 223 225 216 220 216 222 226 230
                                                             
Valve Lift (Intake) 0.424" 0.424" 0.408" 0.397" 0.381" 0.381" 0.397" 0.403" 0.424" 0.420" 0.474" 0.478" 0.498" 0.511" 0.416" 0.433" 0.447" 0.462" 0.460" 0.477" 0.493" 0.427" 0.456" 0.484" 0.512" 0.533" 0.555" 0.411" 0.437" 0.448" 0.462" 0.448" 0.480" 0.499" 0.437" 0.448" 0.478" 0.504" 0.470" 0.470" 0.480" 0.425" 0.450" 0.450" 0.465" 0.470" 0.467" 0.484" 0.484" 0.507" 0.527" 0.381" 0.403" 0.424" 0.408" 0.408" 0.430" 0.440" 0.427" 0.480" 0.490" 0.484" 0.480" 0.484" 0.484" 0.451" 0.506" 0.525" 0.544"
Valve Lift (Exhaust) 0.424" 0.424" 0.414" 0.397" 0.381" 0.381" 0.397" 0.403" 0.424" 0.420" 0.474" 0.478" 0.498" 0.511" 0.416" 0.433" 0.447" 0.485" 0.476" 0.493" 0.512" 0.456" 0.484" 0.512" 0.538" 0.555" 0.576" 0.413" 0.445" 0.448" 0.475" 0.453" 0.486" 0.512" 0.448" 0.458" 0.478" 0.504" 0.470" 0.470" 0.480" 0.425" 0.450" 0.465" 0.465" 0.470" 0.467" 0.484" 0.507" 0.527" 0.547" 0.381" 0.403" 0.424" 0.414" 0.414" 0.430" 0.440" 0.438" 0.480" 0.508" 0.494" 0.483" 0.484" 0.484" 0.477" 0.506" 0.525" 0.544"
                                                       
Intake Opens @ .050" Lifter Rise (BTDC) deg -12 -16   -17 -17 -12 -19 -12 -6         -12 -4 -1 -4 -4 -2 2 -9 -5 1 8 7 16 -14 -11 -4 -2 -3 11 18 -5 -4 -1 4 -4 0 1 -11 -11 -9 -4 -1 3 -4 -1.5 2 7 -17 -19 -12 -16 -16 -8.5 -7 -10 -8.5 -7 -5.5 0.5 -10.5 -6 -9 -3 -4 1
Intake Closes @ .050" Lifter Rise (ABDC) deg 29 24   22 22 29 29 29 34     24 30 33 30 30 32 36 21 29 35 34 41 42 18 25 32 34 33 47 50 27 32 35 36 38 34 43 25 33 31 32 37 41 32 34.5 38 39 22 29 29 24 24 27.5 29 38 39.5 41 42.5 44.5 37.5 42 39 45 44 49
Exhaust Opens @ .050" Lifter Rise (BBDC) deg 32 20   23 23 32 29 32 38     28 36 39 42 45 44 48 37 45 51 49 56 57 30 38 40 45 45 57 59 38 43 43 44 38 34 43 25 33 34 32 37 41 42.5 46 49 51 23 29 32 20 20 27.5 29 40 42.5 43 45.5 44.5 42 44 42 45 47 49
Exhaust Closes @ .050" Lifter Rise (ATDC) deg -15 -10   -18 -18 -15 -19 -15 -10         -8 -10 -7 -8 -13 -6 -2 -13 -9 -3 3 2 11 -18 -14 -12 -7 -7 5 11 -10 -9 -9 -4 -4 0 1 -11 -11 -6 -4 -1 3 -9.5 -6 -3 3 -18 -19 -15 -10 -10 -8.5 -7 -8 -5.5 -5 -2.5 0.5 -6 -4 -6 -3 -1 1
                                                       
Advertised Intake Opens (BTDC) deg   15 12.4 15           30         12 19 23 18 18 20 24 15 19 25 39 25   15 20 32 31 22 33 40 31 32 38 36 18 22 23 16 16 18 23 26 31 17 20 23 28 12 9 17     12 16 17.5 18.5 19 22 16 20 27 19.5 22.5 28 26.5
Advertised Intake Closes (ABDC) deg   75 60.9 69       70     48 53 57 52 52 54 58 53 61 67 75 59   47 56 68 67 58 69 72 63 68 74 68 66 62 71 52 60 58 59 64 69 53 56 59 60 66 73 73   48 52 65.5 66.5 67 70 60 68 75 67.5 70.5 76 74.5
Advertised Exhaust Opens (BBDC) deg   59 49.8 56       74     52 59 63 64 67 66 70 61 69 75 80 74   59 68 76 78 69 79.5 83 74 80 82 76 66 62 71 52 60 61 59 64 69 64 67 70 72 53 57 61   48 52 66.5 70 70 74 60 72 76 75 70.5 80 74.5
Advertised Exhaust Closes (ATDC) deg   31 29.2 28           26         16 13 17 14 9 16 20 19 23 29 44 20   11 16 24 26 17 27.5 35 26 28 30 28 18 22 23 16 16 21 23 26 31 12 15 18 24 25 25 29     12 16 18.5 22 22 26 16 24 28 27 22.5 32 26.5
                                                       
Valve Overlap deg (advertised) 46 46 41.6 43 37 37 46 34 46 56         28 32 40 32 27 36 44 34 42 54 83 45   26 36 56 57 39 60.5 75 57 60 68 64 36 44 46 32 32 36 46 52 62 29 35 41 52 37 34 46     24 32 36 40.5 41 48 32 44 55 46.5 45 60 53
Lobe Separation Angle deg 112 112 107.5 110.5 110 110 112 114 112 112     108 110 110 111 113 111 111 110 112 112 108 112 108 110 112 112 112 112 112 110 110 112 112 110 114 110 114 108 112 110 108 109 109 112 112 112 110 110 114 112 107.5 107.5 108 108 114 114 114 114 112 114 114 114 114 114 114
Intake Centerline Angle deg 110.5 120 110 117 109 109 110.5 113 110.5 110     108 107 107 107 107 107 107 105 107 107 103 107 103 106 108 108 108 108 108 106 106 108 108 106 114 110 114 108 112 110 108 109 109 108 108 108 106 109 113 110.5 110 110 108 108 114 114 114 114 112 114 114 114 114 114 114
Hydraulic/Solid/Roller H H H H H H H H H H H H H H H H H H H H H H H H H S S H H H H S S S H H H H H H H H H H H H H H H H H H H H H H H H H H H H H HR HR HR HR HR HR