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Instruction Sheets for Part Number SUM-1200
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Technical Articles for Part Number SUM-1200
Summit Racing™ Pro SBC 4-7 Swap Camshafts
Pro SBC Stage 1 Hyd. Flat-Tappet 4/7 Firing Order Swap Cam, 204/212 Dur., 110 LSA + 0 Adv, .420/.428 1.5 Ratio, .448/.457 1.6 Ratio, Idle-5250 Range
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Overview
Brand:
Manufacturer's Part Number:
SUM-1200
Part Type:
Product Line:
Summit Racing Part Number:
SUM-1200
Item Number:
6951390
UPC:
190861257894
Cam Style:
Hydraulic flat tappet
Camshaft Use:
Racing
Camshaft Manufacturers Description:
Summit Pro SBC 4/7 Swap Hydraulic Flat Tappet camshafts utilize ultra-modern lobe technology and are American made. The revised firing order increases power through better mixture distribution and smoother running through equalized crankshaft journal loading. The Stage 1 cam works with factory gears and converter with a nearly smooth idle on anything from a 283 Cid. on up. Great for daily drivers and trucks that tow. Good fuel mileage.
Basic Operating RPM Range:
750-5,250
Intake Duration at 050 inch Lift:
204
Exhaust Duration at 050 inch Lift:
212
Duration at 050 inch Lift:
204 int./212 exh.
Advertised Intake Duration:
264
Advertised Exhaust Duration:
272
Advertised Duration:
264 int./272 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.420 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.428 in.
Valve Lift with Factory Rocker Arm Ratio:
0.420 int./0.428 exh.
Lobe Separation (degrees):
110
Camshaft Gear Attachment:
3-bolt
Remanufactured:
No
Computer-Controlled Compatible:
Yes
Valve Springs Required:
Yes
Quantity:
Sold individually.
Notes:
Summit Pro SBC Stage 1 Hydraulic Flat-Tappet 4/7 Firing Order Swap Cam, 204/212 Dur., 110 LSA + 0 Adv, .420/.428 Lift, Idle-5250 RPM Range, SB Chevy, Spark Plugs need Rerouted
Summit Racing™ Pro SBC 4-7 Swap Camshafts
Summit Racing™ Pro SBC 4-7 Swap hydraulic flat tappet camshafts are American made and utilize ultra-modern lobe technology. The revised firing order increases power through better mixture distribution and smoother running through equalized crankshaft journal loading. These racing cams are available in Stage 1 through Stage 8 configurations. Order the model with specs recommended for your Chevy small block engine application.
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Instructions & Calculators
Some parts are not legal for use in California or other states with similar laws / regulations
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