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17 Results Found For "ratio"
Showing In Stock Items. Show All 20 Items.
ACDelco GM Genuine Parts Rocker Arms
ACDelco GM Genuine Parts rocker arms are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These are the true OE parts installed during the production of or validated by General Motors for GM vehicles. That means the purchase of ACDelco GM Genuine Parts rocker arms will provide the correct fit and performance, delivering an easier install along with the optimal operation in your vehicle. The rocker arms are offered in different styles, ratios, and mounting options. They're available for hundreds of applications.
( 2 )
$16.99
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$17.99
Melling Rocker Arms
Melling rocker arms, available for both domestic and import applications, meet or exceed OEM specifications. Depending on the OE design specifications, Melling rocker arms are provided in either stamped or cast materials. Built from only the best materials and manufacturing processes available, they are perfect replacements priced right for your budget. Melling recommends installing new rocker arms with every engine rebuild to assure long engine life and efficient performance. Answer the little knock under your hood with replacement rocker arms from Melling--a supplier of quality engine parts.
( 80 )
$11.99
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$19.99
Summit Racing™ LS Rocker Arms
Contemplating an upgrade to your LS engine? Check out our Summit Racing™ LS rocker arms, designed to add some more horsepower and increase rpm capability. These LS rocker arms are made of high-quality materials, and are available in various ratios to suit a range of applications.
( 9 )
$12.99
Chevrolet Performance LS Rocker Arms
Get smooth valvetrain performance! Chevrolet Performance LS rocker arms install easily on your LS cylinder heads without any modifications. Add some additional horsepower and increase your rpm capability with a set of Chevrolet Performance LS rocker arms.
( 3 )
$19.99
COMP Cams High Energy Rocker Arms
High Energy rocker arms from COMP Cams are excellent replacements for stock engine rebuilds with a stock or High Energy camshaft. They eliminate the noise and slop associated with worn or high-mileage stock rockers and match or exceed factory specifications.
( 28 )
$15.95
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$16.95
PRW Sportsman Steel Roller Tip Rocker Arms
PRW Sportsman steel roller tip rocker arms are an ideal choice for a significant cross-section of engines. Anything from a mild street rebuild to the performance demands of off-track, Circle Track, and drag racing. These 4340 chromoly steel rocker bodies feature a longer pivot slot for higher lift camshafts. They're much stronger than stamped steel, so rocker arm flex is negligible. The roller tip minimizes scrubbing from the valve stem pushing forcefully against the valve guide. This reduces friction and frees up an additional 15 to 30 hp over stock models. PRW Sportsman steel roller tip rocker arms are an excellent performance alternative to stock rockers. Order the set recommended for your specific vehicle and engine size. Features, items, and specs: * Wide assortment of ratios to suit almost any cam profile * PRW RockerLocs * Rated at 350 lbs. open spring pressure * Heat-treated pivot balls
( 37 )
$12.31
Summit Racing™ Cast Steel Roller Tip Rocker Arms
For the hardest working part of your valvetrain, use Summit Racing™ cast steel roller tip rocker arms. Our chromoly steel long-slot rockers will give you a long service life and allow for less deflection and valve guide scrubbing. Each rocker features a precision-ground roller and includes a grooved, heat-treated rocker ball and nut.
( 104 )
$16.99
Howards Cams Long Slot Rocker Arms
Manufactured from the highest quality steel alloy and heat-treated, Howards Cams long slot rocker arms make an excellent choice for stock engines or street performance. These rocker arm sets include anti-gall rocker balls and locking nuts. Serious parts for serious power performance, choose Howards Cams!
( 9 )
$11.99
Summit Racing™ OE Rocker Arms for LS Series Bearing Upgrade Kits
Summit Racing™ OE rocker arms for LS Series bearing upgrade kits are specifically designed for those individuals who tend to use OE GM rockers with the pivoting/bearing upgrade. They're manufactured from high-strength, SAE-rated steel and sport a natural finish. For all of your part needs, go with Summit Racing™--quality, value-priced performance parts.
( 9 )
$11.99
Summit Racing™ Steel Rocker Arms
Summit Racing™ steel rocker arms are horsepower builders! These rocker arms can give you that extra lift you've been looking for. They're made from a higher quality, heat-treated steel, and have a longer slot to avoid stud interference. We even include anti-gall grooved pivot balls and locking nuts. You're getting one heck of a deal on horsepower.
( 109 )
$12.99
On Sale
Crown Automotive Rocker Arms
Crown Automotive rocker arms are direct-fit OE-style replacement parts for your Jeep. Rocker arms are designed to open and close at precise moments to allow the engine to run efficiently at all speeds. If you need rocker arms, then you need Crown Automotive parts. They are developed to deliver optimal performance and can withstand today's driving challenges.
( 9 )
$13.99
$12.59
Clearance
PRW Pro Series Stainless Steel Rocker Arms
PRW Pro Series stainless steel rocker arms are manufactured from lightweight, premium quality 17-4ph stainless steel—a superior alloy high in nickel and chromium. This rigid, premium material provides outstanding fatigue resistance, and high-yield strength to help resist deflection. These rocker arms feature full-cage, friction-reducing needle bearings, and extra-large trunnions to spread out the load and reduce wear. Each rocker body is hand-polished, assembled, and carefully inspected to deliver the finest quality available to the racing and performance industry. Reduce your valvetrain mass with durable, lightweight PRW Pro Series stainless steel rocker arms. Order the set recommended for your specific vehicle and engine size. Features, items, and specs: * Wide assortment of ratios to suit almost any cam profile * Each set of 16 comes complete with PRW RockerLocs * Stud-mount design provides plenty of clearance for large diameter springs * CNC-machined pushrod cups * Heat-treated steel nose rollers and shafts resist severity of racing and minimize scrubbing
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$27.99
$19.50
Crower Coolface Solid Lifters
Crower Coolface solid lifters feature a small-diameter .024 in. metering port that is precision-machined in the face of the lifter. They will provide longer camshaft and lifter life with no loss of oil pressure. These lifters are designed to eliminate lobe and lifter wear caused by inadequate lubrication at the cam and lifter surface. With today's high-rpm, high rocker arm ratio and high spring pressures, cam and lifter failure is at an all-time high. To make sure that you don't experience any problems, install Crower Coolface solid lifters for maximum reliability. They're available in a variety of diameters for fitment on specific vehicle and engine applications.
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$19.99
Howards Cams Track Smart Nitro-Carbided Rocker Arms
Howards Cams Track Smart nitro-carbided rocker arms offer 3-5 times greater resistance to wear, fatigue, and fracture in high-stress areas. These steel, long slot-style engine components are available for a wide range of vehicle applications. Order the recommended stud size and rocker arm ratio replacements.
Not Yet Reviewed
$14.99
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$15.99
Clearance
Total Seal Classic Street and Race Piston Ring Sets
Total Seal Classic street and race piston ring sets are ideal for street and mild racing applications with 10.5:1 and lower compression ratios. Each set starts with Total Seal's cast iron conventional top rings, and features cast iron second rings and 3-piece standard-tension stainless steel oil rings. Order the Classic street and race piston set to meet your application needs.
( 1 )
$60.53
$19.50
Dayco High Performance V-Belts
Dayco High Performance V-belts deliver more flexibility and increased airflow around the accessory drive belt, so they run cooler and last longer than most competitive belts. Dayco was one of the first to develop raw edge sidewall construction, which facilitates controlled slippage around pulleys. This feature ensures the superior performance that drivers demand from their vehicle. The V-belts' three plies of neoprene-impregnated fabric resist heat, oil, and grease. A specially formulated treatment of the polyester cord provides the strength, stability, and reliability that's required within the standards of today's industry.
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$16.99
