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Technical Articles for Part Number SUM-8714-2-BHV
Summit Racing™ Pro LS Camshaft & Spring Kits SUM-8714-2-BHV
Part Number: SUM-8714-2-BHV
Summit Racing™ Pro LS Camshaft & Spring Kits
Camshaft Kit, Pro LS Vortec Truck Swap, Hydraulic Roller Tappet, Advertised Duration 278/282, Lift .550/.550, Chevy GM, LS/LSX, Gen III/IV, Kit
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Kit/Combo Contents
ACDelco 12557840 - ACDelco GM Genuine Parts Harmonic Balancer Fastener Bolts
Harmonic Balancer Bolt, Steel, Flanged Hex, Coarse Thread, Natural, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Each
Kit Item Quantity: 1
Permatex 22072 - Permatex Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker
Ultra RTV, Black, Maximum Oil Resistance, Each
Kit Item Quantity: 1
Summit Racing SME-143008 - Summit Racing™ Valve Seals
Valve Seals, Positive Stop, Viton® Fluoroelastomer, 8mm Stem, 0.500 in. Guide, Set of 16, LS1 hat style with single spring locator
Kit Item Quantity: 1
Summit Racing SUM-174002 - Summit Racing™ Valve Springs
Pro LS Valve Springs, LS6 Style, 0.550 Max Lift, Single Beehive, 1.270 in. O.D., 375 lbs./in. Spring Rate, 1.800 in. Installed Height, Set of 16
Kit Item Quantity: 1
Summit Racing SUM-8714R1 - Summit Racing™ Pro LS Vortec Truck Swap Camshafts
Stage 4 Pro LS Truck Swap Cam, 226/230 112+4, .550 /.550 Lift, 3-bolt, Chevy, LS, Each
Kit Item Quantity: 1
Summit Racing SUM-G2627 - Summit Racing™ Cam Change Gasket Sets
Engine Gasket Set, LS Cam Change Gasket Kit, LS-1,LS-2,LS-3,LS-6, Chevy, Set
Kit Item Quantity: 1
Overview
Brand:
Manufacturer's Part Number:
SUM-8714-2-BHV
Part Type:
Product Line:
Summit Racing Part Number:
SUM-8714-2-BHV
Cam Style:
Hydraulic roller, OE roller
Basic Operating RPM Range:
3,000-6,800
Camshaft Use:
Street/Strip
Camshaft Manufacturers Description:
The Summit Stage 4 truck engine swap cam is the meanest truck cam out there. 2800-3000 Converter recommended. It uses state-of-the-art lobe designs to pull strongly from 3000 to 6800 rpm with the included LS6 springs.
Intake Duration at 050 inch Lift:
226
Exhaust Duration at 050 inch Lift:
230
Duration at 050 inch Lift:
226 int./230 exh.
Advertised Intake Duration:
278
Advertised Exhaust Duration:
282
Advertised Duration:
278 int./282 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.550 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.550 in.
Valve Lift with Factory Rocker Arm Ratio:
0.550 int./0.550 exh.
Lobe Separation (degrees):
112
Camshaft Gear Attachment:
3-bolt
Computer-Controlled Compatible:
Yes
Lifters Included:
No
Valve Springs Included:
Yes
Valve Spring Style:
Beehive
Outside Diameter of Outer Spring (in.):
1.290 in.
Retainers Included:
No
Locks Included:
No
Valve Stem Seals Included:
Yes
Timing Chain and Gears Included:
No
Assembly Lubricant Included:
No
Pushrods Included:
No
Rocker Arms Included:
No
Gaskets Included:
Yes
Valve Springs Required:
No
Quantity:
Sold as a kit.
Notes:
Not for AFM or VVT equipped engines. Summit Pro LS cams are designed for engines swapped into pre-pollution controlled vehicles. Not for use in registered emissions-controlled vehicles operated on public highways and roads. 3-bolt camshaft, computer tuning required.
Special Attention:
Hazardous items are only returnable in person to a retail store due to strict shipping regulations.
Summit Racing™ Pro LS Camshaft & Spring Kits
Summit Racing™ Pro LS camshaft and spring kits are designed for GM LS engines. Each cam kit offers a budget-friendly option without sacrificing quality and performance. They're available in Stage 1 or 2 performance configurations. Stage 1 kits include the cam and matching drop in beehive springs with seals or optional upgraded dual spring and retainer kit. Stage 2 kits give you an additional cam change gasket kit and a crank bolt. Order the Summit Racing™ Pro LS camshaft kit recommended for your year/make and engine application.
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