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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Oldsmobile Hydraulic Flat Tappet CamshaftSKU: 56272Oldsmobile - 260, 307 (5.0L,) 350 (5.7L), 400, 403, 425 & 455 (39° bank angle)
Performance level 4 - Hi-Draulic Hauler - Rough idle. Violent mid-range acceleration.
INT/EXH - Dur @ .050” Lift: 244°/249° RR: 1.6/1.6 Gross Lift: .540”/.568” LSA: 108° RPM: 3500 to 6500 Redline: 6500 Learn More -
Oldsmobile Mechanical Flat Tappet CamshaftSKU: 56360Oldsmobile - 260, 307 (5.0L,) 350 (5.7L), 400, 403, 425 & 455 (39° bank angle)
Performance level 3 - Compu-Pro - High revving, super mid to top end power.
INT/EXH - Dur @ .050” Lift: 238°/242° RR: 1.6/1.6 Gross Lift: .526”/.539” LSA: 110° RPM: 3000 to 7000 Redline: 7500 Learn More -
Oldsmobile Mechanical Flat Tappet CamshaftSKU: 56361Oldsmobile - 260, 307 (5.0L,) 350 (5.7L), 400, 403, 425 & 455 (39° bank angle)
Performance level 4 - Compu-Pro - Super torque with explosive mid-range power.
INT/EXH - Dur @ .050” Lift: 248°/255° RR: 1.6/1.6 Gross Lift: .552”/.568” LSA: 108° RPM: 3500 to 7500 Redline: 8000 Learn More -
Oldsmobile Mechanical Flat Tappet CamshaftSKU: 56362Oldsmobile - 260, 307 (5.0L,) 350 (5.7L), 400, 403, 425 & 455 (39° bank angle)
Performance level 5 - Compu-Pro - Upper mid-range and top end profile for added power above 7000 rpm.
INT/EXH - Dur @ .050” Lift: 260°/268° RR: 1.6/1.6 Gross Lift: .584”/.601” LSA: 108° RPM: 4000 to 8000 Redline: 8500 Learn More -
Oldsmobile Hydraulic Flat TappetSKU: 56903Oldsmobile - 260, 307 (5.0L,) 350 (5.7L), 400, 403, 425 & 455 (39° bank angle)
Performance level 3 - Power Beast - Delivers impressive midrange and top end power. Healthy sound. Economical price.
INT/EXH - Dur @ .050” Lift: 214°/224° RR: 1.6/1.6 Gross Lift: .474”/.498” LSA: 112° RPM: 1750 to 4500 Redline: 5000 Learn More -
Oldsmobile Hydraulic Flat TappetSKU: 56915Oldsmobile - 260, 307 (5.0L,) 350 (5.7L), 400, 403, 425 & 455 (39° bank angle)
Performance level 2 - Baja Beast - Low to mid-range torque for daily drivability. Economical price.
INT/EXH - Dur @ .050” Lift: 204°/214° RR: 1.6/1.6 Gross Lift: .450”/.474” LSA: 112° RPM: 1500 to 4250 Redline: 4750 Learn More -
Oldsmobile Hydraulic Flat TappetSKU: 56919Oldsmobile - 260, 307 (5.0L,) 350 (5.7L), 400, 403, 425 & 455 (39° bank angle)
Performance level 4 - Ultra Beast - Upper mid-range to top end power. Emphasis on top end.
INT/EXH - Dur @ .050” Lift: 234°/244° RR: 1.6/1.6 Gross Lift: .520”/.542” LSA: 112° RPM: 2000 to 4800 Redline: 5300 Learn More