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SU-5400: This is a mild, torquey street cam that will give strong acceleration without being temperamental. The best power range is 2600-5400, and it will rev to 6400 RPM. INTAKE: 27/59 EXHAUST: 63/23 DURATION: 266 LIFT: .382"
Necessary mods: PAECO springs, retainers, and valve lifters (an exhaust header, Weber carb, racing ignition, and a mild compression boost will all add even more power, but they are not mandatory).
SU-6000: This grind is excellent for slaloms and heavy street use. The best power range is 2800-6000 RPM, with a peak of 6800. The cam gives extremely strong acceleration plus good top end. INTAKE: 29/61 EXHAUST: 65/25 DURATION: 270 LIFT: .414"
Necessary mods: 10-11:1 compression, full PAECO valve train, extractor exhaust header, racing ignition (a modified cylinder head and Weber carburetion will give even more power).
SU-6800: For racing only, this cam gives tremendous power in the 3800-6800 RPM range, and will rev to 7500. Very good for SCCA racing, as it pulls strongly out of the corners. INTAKE: 42/73 EXHAUST: 77/38 DURATION: 295 LIFT: .455"
Necessary mods: 12-13:1 compression, full PAECO valve train, increased carburetion, modified cylinder head, exhaust header, racing ignition, copper head gasket, chrome-moly or titanium con rods.
SU-7400: For all-out racing only, this grind delivers tremendous power in the 4200-7400 RPM range, and will rev to 7800. It should only be used in professionally prepared engines. INTAKE: 45/77 EXHAUST: 81/41 DURATION: 302 LIFT: .470"
Mandatory mods: 13-14:1 compression, full PAECO valve train with titanium retainers, racing ignition, exhaust header, fully modified cylinder head, increased carburetion, copper head gasket, chrome-moly or titanium con rods.
SUNBEAM ALPINE CAMS & VALVE TRAIN COMPONENTS:
All cam grinds: $260 exchange-----(add $120 if no exchange)
Inner valve springs: $4.00 ea Outer valve springs: $8.00 ea Hardened valve lifters lifters: $28.00 ea.
Aluminum retainers: $8.00 ea Titanium retainers: $25.00 ea Aluminum pushrods: $18.00 ea Titanium pushrods: $35.00 ea
(1) PAECO Sunbeam Alpine springs and retainers must be used together.