Page 30 of Cams & Valve Trian 2009 by Performance Automotive Warehouse

performance automotive warehouse 818 678-3000 pawengineparts.com valve springs conical valve springs competition cams engineers have developed cone-shaped valve springs specifically designed for small block chevys with up to .500 lift cam these springs are for high performance street applications where the heads are not removed and machined for larger springs this spring will work with no modifications on all small block chevrolet applications with the standard 1.250 spring pocket this change requires the addition of either the 740 or the 743 retainer and the corresponding locks to complete the package remember that the stock oil shield cannot be used with this spring so you must use either a teflon or umbrella seal these springs have been tested through 10,000,000 cycles with a loss of only 3 pounds so they can be expected to last a lifetime for any of the magnum camshafts larger than the 268 this spring is the answer part description application o.d in 1.460 1.460 i.d in 1.05 1.075 pressure checking hgt lbs in 105 1.750 pressure open hgt lbs in 280 1.250 coil bind hgt in 1.100 matched retainers steel titanium 743 7° 740 7° 730 10° price $62.95 $117.95 com-982-16 outer spring-conical com-982-kit com-982 conical springs 16 com-743 steel retainers 16 com-601 11/32 valve locks 16 com-502 11/32 umbrella seals 16 note spring pressures may vary ±10 helps prevent cam sprocket from coming loose needle bearing camshaft locking cam plate bolt kit a mustbutton spacers for all performance and roller camshafts prevents walking forward com-4605 ­ chevy v8 thru 400 396 thru 454 your low price 5.95 ultra lock camshaft timing camshaft bolts offset bushings kit contains 0-2-4-6-8 degree offset bushings color coded com-200 ­ sb chevy your low price $12.95 com-620-16 ­ 5/16 stem 72.95 com-207 ­ bb chevy your low price $12.95 com-621-16 ­ 11/32 stem 47.95 com-622-16 ­ 3/8 stem 72.95 precision machined from 8620 alloy steel heat-treated a must in severe usage applications where roller tip rocker arms are not available or to maintain correct valve adjustment or geometry lash caps special grade 8 bolts ­ made to aircraft specifications with nylock insert for positive holding 5/16 fits all sizes of chevrolet v8 90° v6 set of 3 pab-1032 ­ com-4760 chevy v8 your low price 90° v6 your low price 164 cams valve train 3.00 17.95 the thrust button is designed to greatly reduce the end play or forward movement of the camshaft this com-205 will deliver more sta com-202 ble ignition timing which results in increased horsepower com-202 ­ sb chevy your low price $6.95 com-205 ­ bb chevy your low price $6.95 nylon thrust button

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