Page 247 - 2018 Racecar Engineering Engine Parts and Accessories Catalog

CAMSHAFTS AND KITS

Chevrolet Small Block 283-400 (Cont.)
Adv. Duration Valve Valve Lobe
Part No. Description RPM Range Duration @ .050" Lift Lash Center
Mechanical Camshafts & Kits
Comp Cams Factory Muscle Camshafts 302 CID, 1967-69 Z28,
Factory 290 HP 327 CID, 1964-65, Factory 365/275 HP 350 CID,
1970-71 LT1, Factory 370 HP
COM12-107-3 Cam Only 2800-6800 346°/346° 254°/254° .485"/.485" .024"/.024" 114°
Comp Cams Drag Race Mechanical Camshafts
COM12-614-5 Cam Only 5000-7700 310°/320° 275°/283° .585"/.588" .026"/.028" 104°
Comp Cams Nostalgia Plus Mechanical Camshafts
COM12-673-4 Cam Only 2300-6900 284°/291° 247°/254° .504"/.498" .012"/.012" 112°
Comp Cams Oval Track Low Lift Rule Mechanical Camshafts
COM12-523-5 Cam Only 2500-6000 270°/282° 242°/250° .473"/.473" .018'/.018" 106°
Note: * Change suffix to -20 for nitrided cam
Comp Cams Solid Cam - "Open Wheel" Oval Track
COM12-527-5 Cam Only 3300-7300 284°/293° 258°/264° .597"/.606" .016"/.018" 107°
Comp Oval Track Camshafts
COM12-608-5 Cam Only 2800-6200 280°/285° 242°/250° .507"/.532" .022"/.022" 106°
COM12-609-5* Cam Only 3000-6500 285°/295° 250°/260° .532"/.555" .022"/.022" 106°
COM12-610-5* Cam Only 3500-6800 290°/304° 255°/266° .540"/.534" .022"/.022" 104°
COM12-611-5* Cam Only 3700-7000 290°/304° 255°/266° .540"/.534" .022"/.022" 106°
COM12-612-5 Cam Only 4300-7300 300°/314° 265°/276° .562"/.557" .022"/.022" 106°
Note: * Change Suffix To -20 For Nitrided Cam
Comp Cams Mechanical Cam - 4 & 7 Firing Order Swap
COM12-664-47 Cam Only 2400-6800 282/290 244/252 .520/.540 .016"/.016" 110
COM12-665-47 Cam Only 2800-7200 290/298 252/260 .540/.558 .016"/.016" 110
Comp Cams Solid Cam - 4 & 7 Swap C/T
COM12-688-47 Cam Only 3000-6800 278°/284° 248°/250° .531"/.525" .016"/.018" 106°
COM12-690-47 Cam Only 3400-7200 290°/300° 260°/266° .558"/.549" .016"/.018" 106°
Crane Cams Blueprint Mechanical Factory Performance Camshafts
CRN967251 Cam Only 290 HP/302 — 254° .485" .030"/.030" 114°
CRN968821 Cam Only Off-Road — 257°/269° .493"/.512" .024"/.024" 112°
Crane Cams Saturday Night Special Camshafts & Lifter Kits
CRN110921 Cam Only 3200-6800 280°/288° 244°/252° .518"/.536" .026"/.026" 106°
CRN110922 Cam/Lifter/Spring Kit — — — — — —
CRN110981 Cam Only 4000-7000 288°/296° 252°/260° .536"/.554" .026"/.026" 106°
CRN111411 Cam Only 4200-7200 292°/300° 256°/264° .545"/.563" .026"/.026" 105°
CRN111451 Cam Only 4500-7500 295°/305° 260°/270° .555"/.578" .026"/.026" 106°
Crane Cams Powermax Camshafts
CRN113841 Cam Only 3000-6500 278°/288° 238°/248° .480"/.500" .022"/.022" 114°
CRN113861 Cam Only 3400-7200 288°/298° 248°/258° .500"/.520" .022"/.022" 114°
CRN114681 Cam Only 3400-6800 280°/288° 244°/252° .518"/.536" .026"/.026" 112°
CRN114691 Cam Only 4000-7500 290°/298° 252°/260° .536"/.554" .026"/.026" 112°
Crower Compu-Pro Mechanical Camshafts
CRO00351 Cam Only 3000-7000 288°/292° 254°/262° .525"/.546" — 105°
CRO00355 Cam Only 2500-6500 276°/282° 244°/250° .503"/.518" — 105°
Elgin Mechanical Camshafts
ELGE-1090-P Cam Only — 287°/295° 256°/264° .537"/.557" .026"/.026" 105°
ELGE-1091-P Cam Only — 287°/295° 256°/264° .504"/.504" .026"/.026" 105°
Howards Cams Solid Cam - C/T
HRC110812-06 Cam Only 2500-6500 286°/294° 248°/252° .534"/.542" .014"/.014" 106°
HRC110822-06 Cam Only 3000-7200 292°/298° 252°/260° .543"/.563" .014"/.014" 106°
Cam Only -
HRC110912-06S 2500-6500 286°/294° 248°/252° .534"/.542" .014"/.014" 106°
Small Base Circle
Cam Only -
HRC110922-06S 3000-7200 292°/298° 252°/260° .543/".563" .014"/.014" 106°
Small Base Circle
HRC111752-06 Cam Only 2600-6800 286°/292° 252°/260° .525"/.525" .022"/.022" 106°
HRC112662-06 Cam Only 3000-7400 288°/296° 255°/263° .540"/.555" .022"/.022" 106°
Howards Cams Solid Cam, Max Torque - Street/Strip
HRC110102-06 Cam Only 3000-6200 278°/282° 240°/246° .505"/.520" .016"/.018" 106°
HRC111002-08 Cam Only 2400-6200 288°/288° 244°/244° .510"/.510" .022"/.022" 108°

246 2018 ENGINE BUILDER CATALOG