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Various Types of Cams
 
K-Kit "Complete Kit" SK-Kit "Small Kit" CL-Kit "Cam & Lifter Kit"
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Instructions		 Camshaft
Lifters
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Instructions		 Camshaft
Lifters
 Assembly Lube
 Decals
Instructions
 
Pontiac 151 ci. 4 cyl. 1977-93
Application/
Camshafts		 RPM
Oper.
Range		 Camshaft
Part #		 Duration Valve Lift
w/1.5 rocker		 Lobe
Sep.
Angle		 K-Kit SK-Kit CL-Kit
advertised @ .050"
IN. EX. IN. EX. IN. EX.
High Energy - Hydraulic Flat Tappet
Smooth idle with fuel economy for 326 to 400. Strong torque. Best cam for 301. 800
to
4800		 51-229-3
$132		 252 252 206 206 .425 .425 110° K51-229-3
$375		 SK51-229-3
$234		 CL51-229-3
$205
Smooth idle, good mileage for 455. Good power for 326-400. 1200
to
5200		 51-230-3
$132		 260 260 212 212 .440 .440 110° K51-230-3
$375		 SK51-230-3
$234		 CL51-230-3
$205
Good low-end performance and mid-range torque. Street performance, noticeable idle. 1500
to
5500		 51-232-3
$132		 268 268 218 218 .454 .454 110° K51-232-3
$375		 SK51-232-3
$234*		 CL51-232-3
$205*
Magnum - Hydraulic Flat Tappet
Fair idle, good mid-range torque. Can use stock converter. Daily performance use. 1800
to
5800		 51-233-4
$139		 270 270 224 224 .476 .476 110° K51-233-4
$443		 SK51-233-4
$253*		 CL51-233-4
$214*
Choppy idle, increased compression advised. Needs 2500 stall and lower gears, use headers. 2000
to
6000		 51-234-4
$139		 280 280 230 230 .480 .480 110° K51-234-4
$443		 SK51-234-4
$253*		 CL51-234-4
$214*
Rough idle, performance usage. Increased compression required. Needs 3000 stall and 3.73:1 or 4.30:1 gears. 2500
to
6500		 51-240-4
$139		 292 292 244 244 .501 .501 110° K51-240-4
$443		 SK51-240-4
$253		 CL51-240-4
$214*
Racy idle. Bracket racing cam. Needs 10.5"1 compression and 3500 stall. Low gear ratio. 3000
to
6500		 51-241-4
$139		 305 305 253 253 .525 .525 110° K51-241-4
$443		 SK51-241-4
$253*		 CL51-241-4
$214*
Xtreme Energy - Hydraulic Flat Tappet
Very strong torque excellent mileage, smooth idle. 600
to
4800		 51-220-4
$139		 250 260 206 212 .432 .444 110° K51-220-4
$382		 SK51-220-4
$242		 CL51-220-4
$214
Strong torque through low end and mid range, good idle. 1000
to
5200		 51-221-4
$139		 256 268 212 218 .447 .455 110° K51-221-4
$382		 SK51-221-4
$242		 CL51-221-4
$214
Excellent response, good mileage, stock converter mild gear. 1300
to
5500		 51-222-4
$139		 262 270 218 224 .462 .470 110° K51-222-4
$382		 SK51-222-4
$242*		 CL51-222-4
$214*
Good for street Machines, slightly rough idle. 1600
to
5800		 51-223-4
$139		 268 280 224 230 .477 .480 110° K51-223-4
$443		 SK51-223-4
$253*		 CL51-223-4
$214*
Hi performance street, very strong mid-range, headers and 2000 stall. 1800
to
6000		 51-224-4
$139		 274 286 230 236 .488 .491 110° K51-224-4
$443		 SK51-224-4
$253*		 CL51-224-4
$214*
Street/strip, need 9:1 comp, 2800+ stall, headers, gears, rough idle. 2300
to
6500		 51-225-4
$139		 284 296 240 246 .507 .510 110° K51-225-4
$443		 SK51-225-4
$253*		 CL51-225-4
$214*
Pro street/bracket, good intake, headers, gear, 3500+ stall. 2800
to
6500		 51-226-4
$139		 294 306 250 256 .519 .524 110° K51-226-4
$443		 SK51-226-4
$253*		 CL51-226-4
$214*
Dual Energy - Hydraulic Flat Tappet
Good torque and mileage, good RV and towing cam, smooth idle. 1000
to
5000		 51-206-4
$139		 255 261 202 212 .420 .450 110° K51-206-4
$382		 SK51-206-4
$242*		 CL51-206-4
$214*
Strong mid-range. Everyday performance cam for stock exhaust. 1200
to
5500		 51-207-4
$139		 265 269 211 221 .442 .465 110° K51-207-4
$382		 SK51-207-4
$242*		 CL51-207-4
$214*
High performance street. Works with stock converter. 1500
to
5800		 51-208-4
$139		 275 277 219 228 .462 .480 110° K51-208-4
$382		 SK51-208-4
$242*		 CL51-208-4
$214*
Factory Muscle - COMP Cam's takes factory muscle specs and reproduced them to strict tolerances
Factory ID
#9794041 for:
400 ci 1968
RAM AIR IV
Factory 366 HP
---------------
400 ci 1969
Factory 345/370 HP
---------------
455 ci 1970
Factory 370 HP		 1800
to
5700		 51-116-3
$139		 308 320 230 240 .516 .516 114° N/A N/A N/A
Magnum Muscle - Step up from OE cam designs. Stronger then stock
Magnum Muscle Camshaft for:
400 ci 1968
RAM AIR IV
Factory 366 HP
---------------
400 ci 1969
Factory 345/370 HP
---------------
455 ci 1970
Factory 370 HP		 1500
to
5500		 51-314-4
$139		 280 280 232 237 .481 .481 110° N/A N/A N/A
Drag Race - Hydraulic Flat Tappet
Bracket race with heavy car. 2500-3000 stall, 9.5 compression, more gear, choppy idle. 2000
to
6000		 51-309-4
$139		 276 284 228 236 .520 .520 110° N/A N/A N/A
Rough idle, 3500-4000 stall, 10:1 compression, 4:10 or lower gear ratio. 3000
to
6500		 51-316-4
$139		 296 305 246 253 .562 .577 108° N/A N/A N/A
Rough idle, 2500-3000 stall, 10:1 comp, 3.73 or lower gear. 2500
to
6200		 51-314-4
$139		 280 288 232 237 .481 .481 110° N/A N/A N/A
Racy idle, Bracket Racing. Needs 10.5 comp and 3500 stall, low gear ratio. 3500
to
6500		 51-241-4
$139		 305 305 253 253 .525 .525 110° N/A N/A N/A
Xtreme Energy - Hydraulic Roller
Daily driver, strong torque, smooth idle. 1000
to
5000		 51-413-9
$299*		 264 270 212 218 .487 .495 110° K51-413-9
$1016*		 SK51-413-9
$826**		 CL51-413-9
$787**
Great for street machines, needs headers, low gears, and 2200 stall. 1800
to
5600		 51-423-9
$299*		 276 282 224 230 .502 .510 110° K51-423-9
$1016*		 SK51-423-9
$826**		 CL51-423-9
$787**
Rough idle, needs 2800+ stall, lower gears and 9.5:1 compression. 2200
to
6000		 51-433-9
$299*		 288 294 236 242 .520 .540 110° K51-433-9
$1016*		 SK51-433-9
$826**		 CL51-433-9
$787**
Magnum - Mechanical Flat Tappet
Good idle, strong mid range torque. Excellent cam for mild street engines. 1800
to
5800		 51-244-4
$139		 270 270 224 224 .468 .468 110° K51-244-4
$463		 SK51-244-4
$273*		 CL51-244-4
$233*
Mild idle, Street Machine cam. Needs increased compression, mild stall and headers. 2000
to
6000		 51-245-4
$139		 282 282 236 236 .495 .495 110° K51-245-4
$463		 SK51-245-4
$273*		 CL51-245-4
$233*
Rough idle, needs higher compression ratio. Maximum street performance. Use 3000 stall and low gear. 2500
to
6500		 51-246-4
$139		 294 294 248 248 .525 .525 110° K51-246-4
$463		 SK51-246-4
$273*		 CL51-246-4
$233*
Race idle, Pro Street. Needs increased compression and 3500 stall. Limited use street vehicles. 3000
to
6500		 51-247-4
$139		 306 306 260 260 .555 .555 110° K51-247-4
$463		 SK51-247-4
$273*		 CL51-247-4
$233*
Drag Race - Mechanical Flat Tappet
Super torque, 3500 stall, works well in heavy car. 3500
to
6500		 51-659-5
$169		 290 304 255 266 .540 .540 110° N/A N/A N/A
Excellent for 400-455, good torque. 4200+ stall. 4200
to
6500		 51-660-5
$169		 300 314 265 276 .562 .556 110° N/A N/A N/A
Magnum - Mechanical Roller
Choppy idle, broad power range, increased compression advised with 3000 stall, headers and lower gears. 2200
to
6500		 51-751-9
$299*		 288 288 244 244 .550 .550 110° N/A N/A N/A
Rough idle, needs high compression, maximum street effort. Use 3500+ stall. 3000
to
6700		 51-752-9
$299*		 308 308 262 262 .575 .575 110° N/A N/A N/A
* stock springs can NOT be used
* Required Distributor gear upgrade
** Required Distributor gear upgrade, stock springs can NOT be used
 
 
 
 
 
 
 
 
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