Hydraulic Roller Camshafts
Crower has been a leader in camshaft technology for over 45 years. We have developed a wide variety of hydraulic roller profiles available for late model small block Chevy LT1 applications including the Camaro and Corvette. Custom grinds are also available.
Part # LC Description Adv Duration Duration @ 050 Gross Lift w/1.6 Kit #
00408LM 112 273 / 288 200 / 212 .464" / .493" 84542
or
84542LM
00400LM 114 EFI, mileage grind, mostly stock 260 / 269 204 / 212 .451" / .474" 84542
or
84542LM
00409LM 110 284 / 288 212 / 218 .493" / .501" 84543
or
84543LM
00401LM 114 Exhaust, headers, ECM chip 269 / 278 214 / 220 .507" / .531" 84543
or
84543LM
00402LM 114 Exhaust, headers, ECM chip 278 / 286 220 / 228 .531" / .553" 84543
or
84543LM
00403LM 114 4 speed, extensive engine mods 286 / 294 226 / 236 .552" / .576" 84543
or
84543LM
00418LM 108 306 / 306 230 / 230 .512" / .512" 84544
or
84544LM
00404LM 114 294 / 310 236 / 310 .579" / .602" 84544
or
84544LM
Note: Other grinds available please refer to the Online Catalog.
Recommended Component Kits
Crower component kits have been specially engineered for use with the above hydraulic roller camshafts. Each kit includes everything required to improve hp and reliability.

Note: Kits (i.e. 84542LM) include all necessary components (lifters, springs, retainers, plug, pushrods, and keepers). However you also have the option of purchasing individual components if necessary by clicking the appropriate part#.
 


Part # Lifters Springs Retainers Plug Pushrods Keepers Remarks
84542LM 66330 68301-1* 86032 86085 69715 86107 Up to 6000 rpm, street use
84543LM 66330 68304* 86032 86099 69715 86107 Up to 6500 max, limited street use
84544LM 66330 68390-3** 87048 86099 69715 86107 Up to 6500 max, limited street use
* Indicates stock O.D. spring, no machine work required.
** Machine work required, use cutter 68985.
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