Clutches
CROWER CLUTCHESSince their inception in 1966, Crower clutches have been regarded as the ultimate solution to high horsepower, high torque, and power to ground control. There is no other clutch available on the market that can harness the extreme power output of a competition engine and control it as accurately and consistently as a genuine Crower clutch. Our ongoing trackside research and development program insures you have the latest and most innovative components available. THE “CROWERGLIDE” The most copied clutch in racing, the original “CROWERGLIDE” incorporates a completely centrifugal design and is totally adjustable. It was the industries first real slipper clutch, which is why it is so prevalent in racing today. Crowerglides are available for a wide variety of applications including: • Truck and Tractor Pulling • Drag Racing • Sand Drags• Monster Trucks• Mud Racing CROWER PEDAL CLUTCHES Unlike the completely centrifugal “CROWERGLIDE”, the Crower pedal clutch offers the conventional style foot control launch combined with centrifugal assistance and static spring adjustment. This highly versatile Crower clutch is available in an assortment of centrifugal lever and static spring combinations to suit the following applications:• Alcohol Dragster & Funny Car • Pro Modified • Comp Eliminator• Sand Dragsters • Truck & Tractor Pulling HOW TO ORDER CROWER CLUTCHES Due to the variety of applications and amount of variables involved in building a clutch that will function properly, we recommend that you contact our Clutch Department Phone: 619-690-7848 / Fax: 619-690-7846 / Email : roger@crower.com Please provide the following information:• Engine make • Application or class of competition• Estimated rpm power range • Transmission spline info (O.D. and number of teeth) PARTS & SERVICE Crower offers complete service and repair on all Crower clutches and Crower products, as well as technical support.
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AMC Hydraulic Flat Tappet Camshaft-Perf Level 4SKU: 44247AMC - 199, 232, 234 (4.0L) & 258 (4.2L)
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Performance level 4 - Performance Compu-Pro - These cams exhibit strong mid-range and top end torque and horsepower INT/EXH - Dur @ .050” Lift: 222°/230° RR: 1.6/1.6 Gross Lift: .518”/.525” LSA: 114° RPM: 2000 to 5000 Redline: 5500+ -
AMC 199-258 6-Cylinder (64-83) Compu-Pro Hydraulic Camshaft (278-HDP)SKU: 44248AMC - 199, 232, 234 (4.0L) & 258 (4.2L)
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Performance Compu-Pro -INT/EXH - Dur @ .050” Lift: 226°/236° RR: 1.6/1.6 Gross Lift: .518”/.526” LSA: 112° -
AMC Mechanical Flat Tappet CamshaftSKU: 44310AMC - 199, 232, 234 (4.0L) & 258 (4.2L)
Performance level 2 - Pro-Street - Delivers versatile height torque,low end and mid-range power.
INT/EXH - Dur @ .050” Lift: 210°/218° RR: 1.6/1.6 Gross Lift: .448”/.453” LSA: 112° RPM: 1500 to 4000 Redline: 5500 Learn More -
AMC Mechanical Flat Tappet CamshaftSKU: 44311AMC - 199, 232, 234 (4.0L) & 258 (4.2L)
Performance level 3 - Pro-Street - Strong upper bottom to mid-range power.
INT/EXH - Dur @ .050” Lift: 238°/242° RR: 1.6/1.6 Gross Lift: .480”/.486” LSA: 112° RPM: 1800 to 4500 Redline: 6000 Learn More -
AMC Hydraulic Flat Tappet CamshaftSKU: 44915AMC - 199, 232, 234 (4.0L) & 258 (4.2L)
Performance level 2 - Baja Beast - Strong Upper bottom/top end power.
INT/EXH - Dur @ .050” Lift: 208°/208° RR: 1.6/1.6 Gross Lift: .448”/.448” LSA: 112° RPM: 1800 to 4250 Redline: 4750 Learn More -
AMC Hydraulic Flat Tappet CamshaftSKU: 44902AMC - 199, 232, 234 (4.0L) & 258 (4.2L)
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Performance level 1 - Baja Beast - Better than stock, big mid-range power.
INT/EXH - Dur @ .050” Lift: 194°/202° RR: 1.6/1.6 Gross Lift: .432”/.453” LSA: 112° RPM: 700 to 3800 -
AMC Hydraulic Flat Tappet CamshaftSKU: 45210AMC - 290, 304, 343, 360 (5.9L) & 390 401
Performance level 4 - Hi-Draulic Hauler - Strong mid to top end torque.
INT/EXH - Dur @ .050” Lift: 226°/236° RR: 1.6/1.6 Gross Lift: .498”/.496” LSA: 108° RPM: 2500 to 6000 Redline: 6500 Learn More -
AMC Mechanical Flat Tappet CamshaftSKU: 44312AMC - 199, 232, 234 (4.0L) & 258 (4.2L)
Performance level 4 - Pro-Street - Exhbits strong mi-range to top end performance
INT/EXH - Dur @ .050” Lift: 248°/250° RR: 1.6/1.6 Gross Lift: .499”/.512” LSA: 110° RPM: 2000 to 6000 Redline: 7000 Learn More -
AMC Hydraulic Flat Tappet CamshaftSKU: 45238AMC - 290, 304, 343, 360 (5.9L) & 390 401
Performance level 1 - Mileage Compu-Pro - These cams are designed to enhance throttle response and low end torque while delivering fuel efficient motoring. High vacuum, smooth idle and maximum fuel efficiency are characteristic to these profiles. Stock or small cfm carburetor, small diameter tube headers, dual exhaust, and ignition rework are recommended for maximum benefit. Intended for low compression engines operating in the “economy zone.”
INT/EXH - Dur @ .050” Lift: 192°/196° RR: 1.6/1.6 Gross Lift: .427”/.432” LSA: 112° RPM: Idle to 3500 Redline: 4000 Learn More -
AMC Hydraulic Flat Tappet CamshaftSKU: 45236AMC - 290, 304, 343, 360 (5.9L) & 390 401
Performance level 1 - Mileage Compu-Pro - These cams are designed to enhance throttle response and low end torque while delivering fuel efficient motoring. High vacuum, smooth idle and maximum fuel efficiency are characteristic to these profiles. Stock or small cfm carburetor, small diameter tube headers, dual exhaust, and ignition rework are recommended for maximum benefit. Intended for low compression engines operating in the “economy zone.”
INT/EXH - Dur @ .050” Lift: 192°/196° RR: 1.6/1.6 Gross Lift: .427”/.432” LSA: 112° RPM: Idle to 3500 Redline: 4000 Learn More