PRW Power High-Performance Engine Parts

PRW Elite Series Stainless Steel Full Roller Rocker Arms

Take your engine's performance to new heights with PRW Elite Series stainless steel full roller rocker arms, are engineered for maximum strength, speed, and precision. They are built for serious racers and performance enthusiasts who demand superior control and durability. Precision engineered with Direct Oil Feed Technology, a tight-fit nose roller axle, and E-Coated stainless steel rocker bodies, this series delivers smoother motion, increased RPM potential, and unmatched long-term reliability under extreme conditions. Features: * Rated up to 1000 lbs. open spring pressure * Direct Oil Feed Technology for enhanced lubrication and performance * 25% narrower roller reduces valve-end mass for higher RPM response * Precision-machined nose roller axle for smooth, friction-free motion * 12-Point polylocks included for secure, hassle-free installation

4.67 out of 5 stars ( 3 )

$488.61

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$505.48

PRW Elite Series SFI-Rated Racing FluidGel Dampers

PRW Elite Series SFI-rated racing FluidGel dampers are made with an internal steel inertia ring that is surrounded by a high-viscosity silicone gel. The inertia ring "floats" in the silicone gel to combat the engine harmonics at all rpm ranges. The external balance applications feature a removable hub in order to accurately blueprint the engine and balance the assembly. These dampers are available in a black epoxy finish or a polished steel with an epoxy clearcoat. Order the damper suited to your application. Features and specs include: * Manufactured from billet carbon steel forgings * Easy-to-read laser-engraved timing marks * Meets SFI 18.1 specification * Accurate crank bore for a proper pressed fit * Externally balanced dampers include removable counterweights

3.29 out of 5 stars ( 14 )

$187.59

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$342.32

PRW Elite Series Flexplates

PRW offers Elite Series flexplates for a variety of applications, including many Chevy V8 engines from 1955 and up. They're designed as the highest horsepower-level LS flexplates, rated for 3,500 hp at up to 12,500 rpm. These replacements are machined from premium billet steel and are perfectly suitable for high-revving, forced induction, and nitrous-fed applications for drag racing, Circle Track, and off-road. PRW engineered the design with high-precision balancing, which allows each flexplate to work with greater smoothness and for a longer time. The flexplates are coated with black oxide to protect against corrosion. Racers and enthusiasts: push your engine to the limit without compromising durability! Order the flexplate recommended for your vehicle.

Not Yet Reviewed

$364.45

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$479.95

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PRW Pro Series Flexplates

PRW offers Pro Series flexplates for a wide range of applications—raising the bar in the high performance industry. The combination of top quality and reasonable pricing sets new standards. These replacements are engineered to handle extreme-duty applications and designed to take the punishment of today's high-horsepower engines. The 4mm thick centerplate provides a solid foundation for these new designs. Ring gears are precision-welded to meet SFI specifications, utilizing robotic machinery and cold-welding process. The steel flexplates are machined for excellence and rigorously inspected throughout the manufacturing cycle to ensure that customers receive the quality they've come to expect from PRW products. Additional details: * SFI 29.1 certified * Direct bolt-on component * Forged one-piece steel ring gears * 0.035 thicker than stock flexplates * Constructed from cold-rolled premium steel * Features double-welded ring gears for added durability

4.4 out of 5 stars ( 10 )

$127.22

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$143.69

$114.50

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$129.32

PRW Flexplate Fasteners

PRW flexplate fasteners are specifically designed to be stronger than OEM bolts. Using SCM-4141 alloy steel, they are cold-formed with rolled threads and heat-treated to ensure they are of the highest quality available on the market. PRW flexplate bolts are rated at 200,000 psi. Choose the thread size you need.

1.0 out of 5 stars ( 1 )

$11.49

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$43.96

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

3.92 out of 5 stars ( 36 )

$150.64

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$207.43

PRW Gold Series Flexplates

PRW Gold Series flexplates are engineered to handle extreme duty applications and designed to endure the punishment of modern high horsepower engines. The 4mm thick centerplate provides a solid foundation for these direct bolt-on drivetrain components. Ring gears are precision double-welded, utilizing robotic machinery and cold-welding processes for added durability. These flexplates are rigorously inspected throughout the manufacturing cycle to ensure you receive the expected quality. They are available in a wide variety of configurations to precisely match your application. Raise the bar on your high performance vehicle with PRW Gold Series flexplates. Order the style recommended for your specific vehicle and engine size. Features and specs: * Designed to fit standard OEM, aftermarket replacement, and high performance torque converters * SFI 29.1 certified * Forged one-piece steel ring gears * 0.035 in. thicker than stock flexplates * Constructed from cold-rolled chromoly steel * Long lasting yellow zinc plated finish

4.0 out of 5 stars ( 52 )

$91.23

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$106.33

PRW Harmonic Damper Bolts

PRW harmonic damper bolts help hold your balancer properly locked in place as they absorb the massive energy from crankshaft flexing. Professionally designed to withstand 180,000 psi fastener yield strength, they also include a wide-area 1/4 in. thick washer to further spread the fastening load. For installation ease, these bolts feature a deep-socket, 12-point head-style so your torque wrench stays fully engaged up to spec. Show your knuckles some mercy--complete your install with PRW harmonic damper bolts. Order the bolt recommended for your specific vehicle and engine size.

5.0 out of 5 stars ( 10 )

$20.04

PRW High Performance Mechanical Water Pumps

PRW High Performance mechanical water pumps are engineered to deliver increased water flow faster. These super velocity pumps significantly improve cooling for all street, high performance, and racing applications. The low pressure-injected, A356 aluminum alloy pump bodies are complemented by a precision, high-flow cast iron impeller design. Pressure-balanced water passages equalize flow and minimize engine hot spots at any speed. PRW High Performance mechanical water pumps are excellent alternatives for not only racers, but also trucks, towing, and motorhome applications. Order the model recommended for your specific vehicle and engine size. Features, items, and specs: * 35 gpm at 4,000 rpm with minimal cavitation and proportional increased flow rates at 5,000+ rpm * Aircraft industry tolerances * Heavy-duty 0.75 in. diameter steel shafts * Billet steel hubs and shielded-seal roller ball bearings * Back plate O-ring sealed for most applications * System Basis Chip (SBC) applications include adjustable hardware

4.09 out of 5 stars ( 32 )

$156.61

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$284.27

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

3.75 out of 5 stars ( 4 )

$298.79

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$319.74

PRW Flywheel Fasteners

PRW flywheel fasteners are specifically designed to be stronger than OEM bolts. They are cold-formed with rolled threads and heat-treated to ensure they are of the highest quality available on the market. PRW flywheel bolts are rated at 200,000 psi. Choose the thread size you need.

5.0 out of 5 stars ( 2 )

$13.93

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$21.85

PRW Bronze Distributor Gears

PRW bronze distributor gears are designed to minimize wear to your high performance camshaft. They are crafted from superior quality bronze aluminum and are precision CNC-machined to provide a smooth, consistent operation. PRW bronze distributor gears are easily replaced and include a roll pin.

Not Yet Reviewed

$53.85

PRW High-Flow Billet Electric Water Pumps

PRW high-flow billet electric water pumps deliver faster, increased flow. With smooth radii and transitions, they equalize flow into both sides of the engine for better cooling. These high-flow billet aluminum electric racing water pumps feature 100 watt motors that draw less than 9 amps on a 12 V system, and continued to flow over 50 gpm in a closed system through PRW's extensive testing. They offer a variety of of styles to match your application and each of them are supplied with gaskets, mounting hardware, and wiring connector. Cross the finish line with confidence using PRW high-flow billet electric water pumps. Additional features include: * Lightweight * Suitable for street or strip * The pump housing and elbows are CNC-machined from high-grade aluminum billets with O-ring seals at each connection * The impeller is a multi-vane, axial design that efficiently pumps the water through the engine with no cavitation * An inlet fitting is supplied with each pump and seals with an O-ring for a secure connection * 3,250 hours of life expectancy—well over 100,000 miles of reliable cooling performance * Pump will clear most timing belt drives and most blower drives * Backplate and fasteners included where applicable

5.0 out of 5 stars ( 4 )

$408.14

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$422.88

PRW Pro Series Billet Aluminum Rocker Arms

PRW Pro Series billet aluminum rocker arms offer outstanding power and performance advantages for street, strip, and track applications. Laboriously made from high-strength 6061 T-6 aluminum extrusions, each piece is precision CNC-machined, and hand-finished to ensure the quality you expect from PRW. These stud-mount rockers are purposely machined to graciously allow for larger springs and retainers, with full-cage, friction-reducing needle bearings for added durability. PRW Pro Series billet aluminum rocker arms are used around the world by professional racers, engine builders, and hot rod enthusiasts. 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 * Heat-treated steel nose rollers and shafts minimize wear between roller tip and valve stem * Rated at 750 lbs. open spring pressure * Internal oiling system for long-lasting performance * Distinctive blue anodized finish

2.33 out of 5 stars ( 6 )

$261.12

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$370.01

PRW Fabricated Valve Covers

PRW fabricated valve covers give your engine an edge and awesome looks. Attention vintage racers, competition junkies, and machining enthusiasts trying to save weight, PRW covers are fabricated from 6061 T-6 aluminum alloy, and have successfully endured rigorous individual pressure testing, proving that they are built to last. Their incredible ability to withstand the harsh elements of racing makes them the perfect solutions for street rod and racing applications. PRW fabricated valve covers are offered in different mounting styles, heights, finishes. They all feature thicker rails and better materials to assure long-lasting durability, and they include fasteners for a no-hassle install.

3.5 out of 5 stars ( 16 )

$190.46

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$276.22

PRW Valve Cover Fasteners

Secure your valve covers to your cylinder heads with PRW valve cover fasteners that are dependable and durable. Valve covers may be attached by fastener bolts around the perimeter, with center bolts through the top, or both. Made with high precision, these valve cover fasteners keep everything in place when the engine is operating at high speed. The fasteners are offered in a choice of chrome or black oxide finishes. Be sure to select the valve cover fastener kit that matches your thread size and fastener count.

1.0 out of 5 stars ( 1 )

$18.03

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$18.46

PRW Billet Steel Main Girdles

PRW billet steel main girdles help eliminate the block flex and cap walk that occurs as a result of stress while under extreme loads, or during nitrous oxide power bursts in high performance engines. PRW main stud girdles are manufactured from premium quality 1045 billet steel, and include high-quality PRW fasteners and hardware. Select the girdle designed for your vehicle's engine.

3.0 out of 5 stars ( 2 )

$240.06

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$243.23

PRW Billet Rocker Arm Stud Girdles

PRW billet rocker arm stud girdles are made from 6061-T6 aluminum, manufactured to exacting standards, and the solution to valvetrain instability. PRW stud girdles reduce rocker stud flex to retain critical valve lash adjustments. The result is more accurate valve lift and timing. PRW stud girdles are relieved at the factory to accommodate crankcase evacuation components without the need to visit your local machine shop. These products come complete with PRW RockerLocs. Grab yours today!

3.67 out of 5 stars ( 9 )

$190.92

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$295.36

PRW Billet Steel Timing Sets

PRW offers billet steel timing sets for a variety of engine applications—including small block, big block, LS, Cleveland, Hemi, and others. They're available in single- or double-roller timing chain styles; with cam gear, crank gear, and thrust bearings also included. Order the set recommended for your vehicle.

Not Yet Reviewed

$175.96

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$219.50

PRW Dual Gear Drive Timing Sets

PRW Dual Gear timing sets eliminate the stretching and premature wear common with timing chains. These dual idler gear drives fit under most timing chain covers with little to no machining, and offer more stability than single gear drives. The steel alloy gears provide longevity, and are available in noisy or quiet versions for most applications. Replace your old-school timing chains with more reliable PRW Dual Gear timing sets. Order the set recommended for your specific vehicle and engine size. Features, items, and specs may include: * Easy to install * SAE 660 bronze thrust ring * Rugged gear drives offer high-precision timing * Axial needle and cage thrust bearings and/or silicon bronze bushings reduce friction * Offset bushings for easy cam indexing and timing changes (for most applications) * PRW extreme-pressure assembly lube and threadlocker

Not Yet Reviewed

$189.95

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$229.95

PRW Billet Steel Flywheels

PRW billet steel flywheels are CAD-engineered, and precision CNC-machined from 1045 billet steel. Purpose built to handle extreme-duty applications and the punishment of high-horsepower engines, they are balanced and carefully inspected throughout the manufacturing process to ensure you receive the quality you expect from PRW. These billet steel flywheels feature removable counterweights for versatility and are SFI-certified.

5.0 out of 5 stars ( 6 )

$354.13

PRW Main Girdle Stud Kits

PRW main girdle stud kits help eliminate main cap walk and also protect the threads in your engine block. The main girdle studs work with the main girdles to help strengthen the foundation for your next high horsepower build. PRW uses premium grade Custom 4135 steel. The studs are then specially heat-treated to 180,000 psi. This heat-treating procedure allows for total heat penetration which results in a stronger, more superior stud compared to lesser quality studs from other manufacturers. To ensure perfect alignment with the main cap and main girdle, PRW studs are then centerless ground after being heat-treated. This attention to detail results in remarkably straight and concentric studs. These main cap fasteners come complete with hardened parallel-ground washers and quality 12-point nuts. Add confidence in the strength of your engine build when you use these main girdle stud kits by PRW.

Not Yet Reviewed

$76.45

PRW Harmonic Balancer Spacers

PRW harmonic balancer spacers are constructed from high quality aluminum or steel to meet the various demands of the performance and racing industry. These spacers allow you to correctly align your harmonic balancer to meet the needs of your build.

5.0 out of 5 stars ( 4 )

$50.29

PRW Water Pump Backing Plates

PRW offers water pump backing plates for a variety of applications, including many Ford engines from 1968 and up. These components are used with select pumps, particularly those mounted on engines, to help create a seal and provide support for the pump. PRW replacement plates are machined from aluminum with a natural or black finish. They are crafted to factory specifications to ensure proper fitment and performance. The plates meet or exceed OE quality standards.

Not Yet Reviewed

$25.99

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$42.99