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Summit Racing SUM-K8701R1 Summit Racing™ Pro LS Camshaft and Lifter kits
Summit Racing SUM-K8701R1 Summit Racing™ Pro LS Camshaft and Lifter kits
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Brand: Summit Racing Manufacturer's Part Number: SUM-K8701R1 Part Type: Camshaft Kits Product Line: Summit Racing™ Pro LS Camshaft and Lifter kits Summit Racing Part Number: SUM-K8701R1 Cam Style: Hydraulic roller, OE roller Basic Operating RPM Range: 2,200-6,500 Camshaft Use: Racing Camshaft Manufacturers Description: The Summit Stage 2 drop-in Truck cam makes great mid-range and top-end power. It's the largest recommended with a stock converter. It has a slight lope depending on idle speed. No springs required, but LS6 springs are recommended to extend the rpm range. Intake Duration at 050 inch Lift: 218 Exhaust Duration at 050 inch Lift: 227 Duration at 050 inch Lift: 218 int./227 exh. Advertised Intake Duration: 274 Advertised Exhaust Duration: 281 Advertised Duration: 274 int./281 exh. Intake Valve Lift with Factory Rocker Arm Ratio: 0.522 in. Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.524 in. Valve Lift with Factory Rocker Arm Ratio: 0.522 int./0.524 exh. Lobe Separation (degrees): 112 Camshaft Gear Attachment: 3-bolt Computer-Controlled Compatible: No Lifters Included: Yes Lifter Style: Hydraulic roller Valve Springs Included: No Retainers Included: No Locks Included: No Valve Stem Seals Included: No Timing Chain and Gears Included: No Assembly Lubricant Included: Yes Pushrods Included: No Rocker Arms Included: No Gaskets Included: No Valve Springs Required: No Quantity: Sold as a kit. Notes: Not intended for use with VVT or AFM. Originally developed for single plane circle track applications, this cam has relatively narrow lobe separation and makes great midrange and power up to 7,000 rpm. Tuning with slightly raised idle speed is recommended. LS6 springs are a good match. Camshaft features base circle of 0.760 int./0.760 exh. -
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