CAMSHAFTS AND KITS
283-400 - Cont.
RPM Range
Adv. Duration
Duration @ .050"
Valve Lift
Valve Lash
Lobe Center
Part No.
Description
Hydraulic Roller Camshafts Comp Cams Xtreme Energy Hydraulic Roller Camshaft for 1993-96 LT1/LT4 with 1.6 Ratio Rockers COM07-304-8 Cam Only 1000-5000 266°/276° 210°/220° .500"/.510" —
114° 114° 112° 113° 112° 112° 112°
COM07-305-8 COM07-306-8 COM07-468-8 COM07-500-8 COM07-502-8 COM07-503-8
Cam Only Cam Only Cam Only Cam Only Cam Only Cam Only
1500-5500 1800-5800 1800-5800 1000-5000 1500-5500 1800-5800
276°/290° 290°/307° 292°/300° 258°/264° 269°/276° 276°/281°
220°/230° 230°/244° 242°/248° 206°/212° 218°/224° 224°/230°
.510"/.510" .510"/.540" .584"/.579" .480"/.488" .495"/.503" .503"/.510"
— — — — — —
Note: 4-pattern grinds optimize valve events based on runner length • Increases area under the curve and high-RPM stability . Crane Cams Compucam Hydraulic Roller Camshaft for 1987-92 305-305 Computer-Controlled Vehicles CRN104224 Cam Only 2000-5500 270°/276° 214°/220° 452"/.465" —
112°
Crane Cams Powermax Hydraulic Roller Camshaft for 1987-99 Non-Emissions Vehicles CRN109671 Cam Only 1000-5200 284°/292° 216°/224° .509"/.528"
— — —
112° 112° 112°
CRN109821 CRN109831
Cam Only Cam Only
1600-5800 2500-6000
276°/284° 284°/292°
214°/222° 222°/230°
.488"/.509" .509"/.528"
Chevrolet Performance GMP24502586 LT4
279°/287°
218°/228°
.492"/.492"
—
112°
Hot Cam Only 1800-5800
Chevrolet Performance Hydraulic Roller Camshaft GMP10185071 Cam Only 1500-5500 275°/280°
208°/221°
.474"/.510"
—
112°
Howards Cams Hydraulic Roller Cam - Marine HRC110245-12 Cam Only 1800-5400
280°/292°
224°/230°
.501"/.509"
—
112°
Howards Cams Retro-Fit Hydraulic Roller Camshaft & Lifter Kits HRCCL110235-12 Cam/Lifter Kit 1000-5000 266°/270°
213°/217°
.485"/.495"
—
112°
Lunati BareBones Hydraulic Camshafts & Lifter Kits LNT10120102LK Cam/Lifter Kit 2000-6000 290°/300° Lunati Bootlegger Outlaw Retro-Fit Hydraulic Roller Camshafts LNTXXX12224HR Cam Only 2600-5800 276°/300°
224°/234°
.465"/.488"
—
112°
224°/236° 232°/244° 240°/252°
.554"/.554" .554"/.554" .554"/.554"
— — —
108° 108° 108°
LNTXXX12232HR Cam Only LNTXXX12240HR Cam Only
2800-6000 3000-6200
284°/309° 292°/317°
Lunati Bootlegger Outlaw 5.7L/LT-1 Hydraulic Roller Camshafts - 1987-Present LNTXXX08224HR Cam Only 2600-5800 276°/300° 224°/236° Lunati Voodoo 5.7L/LT-1 & LT4 Hydraulic Roller Camshafts - 1987-Present LNT20080721 Cam Only 1800-6000 270°/278° 219°/227° LNTXXX08232HR Cam Only 2800-6000 284°/309° 232°/244°
.554"/.554" .554"/.554"
— —
108° 108°
.515"/.530"
—
112°
Mechanical Camshafts & Kits Comp Cams Magnum Camshafts & Lifter Kits COM12-223-4 Cam Only CL 2000-6000
282°/ 282° 294°/ 294° 306°/306°
236°/ 236° 248°/ 248° 260°/260°
.495"/.495" .525"/.525" .555"/.555"
.022"/.022" .022"/.022" .022"/.022"
110° 110° 110°
COM12-224-4 COM12-225-4
Cam Only CL Cam Only CL
2500-6500 3000-7000
CL Stocking camshaft and lifters add “CL” to Prefix. Example: COMCL12-223-4 Comp Cams Xtreme Mechanical Camshafts COM12-675-4 Cam Only 1300-5800 262°/268°
224°/230° 230°/236° 236°/242° 244°/252° 252°/260° 244°/246° 248°/250° 248°/250° 252°/254° 260°/262° 256°/258° 260°/266° 264°/270° 246°/250° 254°/259° 259°/262° 259°/266° 266°/274°
.477"/.488" .488"/.501" .501"/.510" .520"/.540" .540"/.558" .519"/.519" .531"/.525" .531"/.525" .540"/.531" .558"/.543" .540"/.537" .558"/.549" .567"/.555" .520"/.530" .540"/.550" .550"/.560" .550"/.570" .570"/.590"
.016"/.016" .016"/.016" .016"/.016" .016"/.016" .016"/.016" .016"/.018" .016"/.018" .016"/.018" .016"/.018" .016"/.018" .016"/.018" .016"/.018" .016"/.018" .018"/.018" .018"/.018" .018"/.018" .018"/.018" .018"/.018"
110° 110° 110° 110° 110° 108° 108° 106° 106° 108° 106° 106° 106° 106° 106° 106° 106° 106°
COM12-676-4 COM12-677-4
Cam Only Cam Only
1600-6000 2000-6400
268°/274° 274°/270° 282°/290° 290°/298°
COM12-678-4 Cam Only (CL) 2400-6800
COM12-679-5
Cam Only
2800-7200
CL Stocking camshaft and lifters add “CL” to Prefix. Example: COMCL12-678-4 Comp Cams Xtreme Oval Track Mechanical Camshafts COM12-650-5 Cam Only 2900-6400 274°/280°
COM12-651-5 COM12-652-5 COM12-653-5 † COM12-655-5 COM12-656-5 COM12-658-5 COM12-659-5
Cam Only Cam Only Cam Only Cam Only Cam Only Cam Only Cam Only
2800-6600 3000-6800 3200-7000 3400-7400 3000-6700 3400-7200 3500-7400 2800-6300 3200-7000 3400-7000 3500-7200 3500-7500
278°/284° 278°/284° 282°/288° 290°/296° 282°/292° 290°/300° 294°/304° 276°/280° 284°/288° 288°/292° 288°/296° 296°/304°
Comp Cams Tight Lash Camshafts COM12-500-5 Cam Only
COM12-505-5 COM12-506-5 COM12-515-5 † COM12-517-5
Cam Only Cam Only Cam Only Cam Only
† Change suffix to -20 for nitrided cam
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2021-22 ENGINE BUILDER CATALOG
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