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Charts & Guides for Part Number SUM-8757
Summit Racing Equipment® Pro LT Hydraulic Roller Cams SUM-8757
Part Number: SUM-8757
Summit Racing Equipment® Pro LT Hydraulic Roller Cams
Gen. V Pro LT Cam 2, 222/242 Duration, 113.5 LSA + 5.5 Adv. .625/.625 Lift, LT4 Fuel Lobe, VVT Limited, AFM Delete, SUM-174014BP-16 springs
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Estimated Ship Date: Monday 11/9/2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
SUM-8757
Part Type:
Product Line:
Summit Racing Part Number:
SUM-8757
Item Number:
8553556
UPC:
190861363267
Cam Style:
Hydraulic roller, OE roller
Camshaft Use:
Street/Strip
Camshaft Manufacturers Description:
Pro LT 2 is more aggressive and trades a little low end for more midrange and top. It works well with Weekend drivers. It takes advantage of the Gen. V cylinder head's flow with higher lift. It's designed to work with Beehive springs for increased rpm without wear and tear on the valvetrain. AFM Delete and VVT Limited - Consult your Tuner. 14% Fuel Pump lobe generally doesn't require a lash cap to be used. In all cases, the "Lifter" needs to have proper preload and CANNOT max out pump plunger travel or catastrophic damage will result. Kent Moore 51092 helpful determining pump lobe base circle. Lash Caps not included. Steady Lope. Headers and free flowing mufflers a plus.
Basic Operating RPM Range:
3,200-6,700
Intake Duration at 050 inch Lift:
222
Exhaust Duration at 050 inch Lift:
242
Duration at 050 inch Lift:
222 int./242 exh.
Advertised Intake Duration:
278
Advertised Exhaust Duration:
298
Advertised Duration:
278 int./298 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.625 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.625 in.
Valve Lift with Factory Rocker Arm Ratio:
0.625 int./0.625 exh.
Lobe Separation (degrees):
113.5
Camshaft Gear Attachment:
1-bolt
Remanufactured:
No
Computer-Controlled Compatible:
No
Valve Springs Required:
Yes
Rotation:
Clockwise
Quantity:
Sold individually.
Summit Racing Equipment® Pro LT Hydraulic Roller Cams
Summit Racing Equipment® Pro LT hydraulic roller cams offer a more affordable option for enthusiasts who are looking to upgrade their small block Chevy engine. These cams are designed with optimal valve events and greater lift to maximize horsepower and torque—which translates to better acceleration and overall engine responsiveness. Each roller cam is precision-machined from American bearing steel billets using a modern CNC grinder with CBN diamond wheels to ensure unmatched quality and durability and utilizes the latest advancements in lobe design technology to deliver the best possible performance for your engine. Different levels or stages of these roller cams are available; each model with various performance options to cater to your specific needs and desired idle characteristics. Order the Pro LT roller cam designed for your 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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