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Summit Racing™ Pro LS Upgraded Rocker Arms
Summit Racing™ Pro LS upgraded rocker arms feature high-quality rocker bodies that utilize the factory style pedestal mount. They are made of high-grade cast steel construction to ensure long-lasting durability and performance. This design replaces the factory bearing and powdered metal trunnion and utilizes a captive bearing design and a bearing steel trunnion. These rocker arms are a perfect upgrade for higher rate springs and performance camshafts. Summit Racing™ Pro LS upgraded rocker arms come preassembled with heavy-duty trunnion kits, which saves you time and the additional cost of an installation tool. Features include: • New body casting includes thicker webbing in critical areas for increased strength • Additional oiling provisions for the bearings • Heavy-duty clips or retainers • Durable captive bearing design and bearing steel trunnion
( 25 )
$25.99
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$28.99
Summit Racing™ Coolant Steam Port Crossover Kits
Summit Racing™ Coolant Steam Port crossover kits deliver cool performance and looks. Featuring beautiful billet aluminum construction, our kits will bypass the hot engine coolant from your throttle body for better performance and vent the steam from the front of the cylinder heads to the radiator or balance the flow between the rear of heads to help reduce engine temperature. Keep your engine happy and running at an optimal level with Summit Racing™ Coolant Steam Port Crossover Kits.
( 14 )
$48.99
Summit Racing™ Harmonic Balancer Bolts
These heavy-duty Summit Racing™ balancer bolts are the best way to bolt on your damper. As the crankshaft flexes and twists, the damper absorbs a lot of kinetic energy. To ensure that the damper stays on tight, these bolts include a thicker flat washer, machined perfectly flat to spread the fastening load over a greater surface area. They're manufactured from premium materials for maximum strength and feature a quality finish for good looks.
( 119 )
$29.99
Summit Racing™ MAP Sensor Adapters
Summit Racing™ MAP sensor adapters enable you to use a Holley LS2 harness with LS3 engines. These adapters feature pre-terminated connectors and wiring for a direct plug-and-play installation.
( 4 )
$28.99
Summit Racing™ LS Rocker Arm Bolts
These Summit Racing™ Manufacturing and Engineering LS rocker arm bolts have been specifically designed for use with your GM LS1/LS6 engines. They feature a small 8 mm hex head with a flange and are manufactured from high-strength, SAE-rated steel. The bolts also have a black oxide finish applied for corrosion protection.
( 14 )
$38.99
Summit Racing™ Oxygen Sensor Extension Harnesses
Summit Racing™ oxygen sensor extension harnesses are a must with full-length headers and other specific applications. These extension harness sets feature a direct plug-in design to eliminate the cutting and lengthening of oxygen sensor wires, along with high-temperature sleeving to help protect the wires from heat. They're available in a variety of plug styles, harness lengths, and other options. Order the pair recommended for your vehicle.
( 14 )
$36.99
Summit Racing™ LS Ignition Coil Wiring Harness Extensions
Summit Racing™ LS ignition coil wiring harness extensions are assembled with OEM tooling, connectors, locks, seals, and terminals. They utilize factory harness wire colors. Compatible with any GM LS engine, these extensions are great for remote locating coils under the engine for a custom look. Don't take a chance with cheap wire connectors that use poor-quality components and have conductivity issues. Order the harness length needed for your application.
( 1 )
$26.99
Summit Racing™ GM Throttle Body Wiring Harness Adapters
Summit Racing™ GM harness adapters allow the use of an LS2 throttle body on an LS1 vehicle. The wiring harnesses feature premium OEM connectors, terminals, locks, and seals to facilitate complete plug-and-play installation. All wiring is high-temperature automotive spec and is covered by stock-appearing split loom tubing.
Not Yet Reviewed
$47.99
Summit Racing™ LS Crankshaft Pilot Extensions
Summit Racing™ LS Crankshaft Pilot Extensions are an adapter bushing that extends the end of the crankshaft pilot allowing you to use an older-style GM automatic transmission on your LS1 engine. Summit Racing™ LS crankshaft pilot extensions have steel construction and tapered fit to provide long wear and an uncomplicated installation.
( 6 )
$29.99
Summit Racing™ Timing Cover Gasket Kits
Summit Racing™ timing cover gasket kits provide a tight seal to keep contaminants out of the gear shaft area. They're offered for OE-style fitment on a wide variety of cars, trucks, vans, and SUVs. Choose the kit which corresponds to your year/make and engine application.
( 30 )
$40.99
Summit Racing™ Aluminum Water Necks
Summit Racing™ aluminum water necks swivel 360 degrees to give you various radiator hose routing options. They come with bolts and a highly polished or anodized aluminum finish for a sharp appearance.
( 212 )
$31.99
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$42.99
Summit Racing™ Street Series 500 Ohm 8mm Ignition Wires
"Summit Street Series" 8mm ignition wire sets give you an all-around high quality constructed wire set and custom fit. Our street proven wire sets offer a high heat black silicone outer jacket and high dielectric strength inner jacket bonded together with fiberglass matting to provide you with the ultimate in a street series wire set. The 8mm construction protects the 500ohm per foot Mag wire-wound RFI suppression core from the thermal heat breakdown, associated with the extreme heat from the street. The use of fiberglass matting construction means you get industry leading terminal resistance pull off values to keep your connections strong. Stainless steel terminals with Posi-lock hardened clips and brass terminals are used for superior connection and consistent voltage delivery. High heat-resistant black silicone spark plug boots provide the cover you need for superior radiant heat resistance and high dielectric strength. With all of these features built into our "Summit Street Series" custom 8mm sets, you can be assured that installing one of our wire sets will give you the confidence and reliability to keep your ride running at its peak performance.
Not Yet Reviewed
$49.99
Summit Racing™ Chrome Water Necks
Summit Racing™ water necks are made from cast steel with durable chrome plating, providing your engine bay with good looks and a long life. They include a paper gasket and bolts for a complete leak-free installation.
( 131 )
$24.99
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$25.99
Summit Racing™ Standard Timing Sets
Summit Racing™ offers standard timing sets in a variety of styles, including link belt, roller and non-roller. Accurate timing and long life are among the many strong points of these timing chain and gear replacement assemblies. They're available for hundreds of model-specific and engine-specific applications. An iron cam gear and steel crank gear are included with each set.
( 64 )
$43.99
