Page 524

2016roadiron

524 Jims® bolt-in hydraulic cam This bolt-in Cam is designed to be used in 80” evolution motors with stock heads. The broad torque band between 2000-6000 rpm. This cam works well with stock springs. Works best with free flowing air cleaner and exhaust. 53-0619 Bolt-in hydraulic (with inner cam bearing) Bolt in cam with a broad useable torque band that comes on early and pulls throughout the 2400-6000 R.P.M. range. Open/Close Duration Valve Lift Lobe Center Rocker Ratio Lobe Separation Angle Intake Exhaust 16.0/38.0 50.0/14.0 234.0 244.0 net .308/.500 net .308/.500 Jims® performance hydraulic cam Made for 89”-113” C.I.D. motors. Torque is strong at low rpm and has awesome top end power from 3000- 6000+ rpm. This cam works best with performance high flow heads and higher compression pistons. Needs unrestricted carburetor intake, air cleaner and mufflers. Performance valve springs are required.The proper combination of intake and exhaust systems will ensure maximum performance, with this cam. 53-0621 Performance hydraulic (with inner cam bearing) 89” to 113” C.I.D. engines, 9.75:1 compression for better and stronger valve springs are a must. Torque comes on strong at low R.P.M. and stays almost linear troughout entire R.P.M range. Excellent top end power at 2800 to 6000 + R.P.M Open/Close Duration Valve Lift Lobe Center Rocker Ratio Lobe Separation Angle Intake Exhaust 24.0/50.0 56.0/22.0 254.0 258.0 net .348/.565 net .348/.565 103.0 107.0 1.625:1 1.625:1 103.0 Jims® High performance cam High performance cam is designed for the big inch motor 96”-120” C.I.D. Must use maximum flow heads and high compression pistons. This cam is made to make the best power in the 2800-6000 rpm range. This cam makes the best total top end horsepower, and with a torque peak between 4000-4500 rpm this is an excellent .600 lift street cam. 53-0622 Without cam gear 93” to 120” C.I.D. engines, high compression and ported heads are a must. Same characteristics as the No.1362, But with more top end power potential at 2800-6000+. Open/Close Duration Valve Lift Lobe Center Rocker Ratio Lobe Separation Angle Intake Exhaust 28.0/56.0 66.0/24.0 264.0 272.0 net .369/.600 net .369/.600 104.0 112.0 1.625:1 1.625:1 108.0 53-0623 High performance (with inner cam bearing) 93” to 120” C.I.D. engines, high compression and ported heads are a must. Same characteristics as the No.1362, But with more top end power potential at 2800-6000+. Open/Close Duration Valve Lift Lobe Center Rocker Ratio Lobe Separation Angle Intake Exhaust 28.0/56.0 68.0/24.0 264.0 272.0 net .369/.600 net .369/.600 104.0 112.0 1.625:1 1.625:1 108.0 Inner (9058) camshaft bearing A full complement inner camshaft bearing. Designed for the most highest static and dynamic load rating, giving the most possible support. Should be installed with each camshaft. 51-0823 101.0 108.0 1.625:1 1.625:1 104.5 Jims® Street/Strip cam Extensive head and piston modification are necessary to install this high lift cam. This cam can produce tremendous power in large motors. JIMS® valve train parts are highly recommended with this cam. This cam is not for the novice engine builder. 53-0625 Street / Strip (with inner cam bearing) Open/Close Duration Valve Lift Lobe Center Rocker Ratio Lobe Separation Angle Intake Exhaust 31.0/59.0 72.0/24.0 270.0 276.0 net .406/.660 net .406/.660 104.0 114.0 1.625:1 1.625:1 109.0


2016roadiron
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