MANLEY
Manley Pistons, Valves, and Engine Components at JJ Motorsports
Manley Performance, founded in 1966 by Hank Manley in Bloomfield, New Jersey, is a pioneering brand in the high-performance automotive industry, initially starting as Manley Speed Equipment with products like stainless valves and forged pistons. With a legacy of innovation and quality, Manley specializes in engine components designed to maximize power, durability, and efficiency for both racing professionals and street enthusiasts worldwide.
At JJ Motorsports, we offer a comprehensive selection of Manley products, including the robust SBC 4340 Forged Crankshaft with 3.480 in Stroke for superior strength in small block Chevy engines. For precise valve adjustments, check out the 7mm Lash Caps 0.085 in Thick 8-Pack. Enhance your valvetrain with the lightweight 1.500 TI Valve Spring Retainers 10-Degree made from titanium, or the high-rate 1.400 Dual Valve Springs from the NexTek Series. Riders can also upgrade exhaust flow using the SBC 1.625 SD Exhaust Valves 5/16 5.640 OAL. Whether you're building a race engine or boosting street performance, Manley delivers precision-engineered solutions. Explore our inventory to find the ideal components for your project.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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Manley SBC R/F 2.080in Intake Valves 11560-8
MANLEY
$188.69Maximize your small block Chevy's breathing efficiency with Manley's SBC R/F intake valves, engineered for serious racers who demand precision flow characteristics and reliability under extreme...MAN11560-8- SKU:
- MAN11560-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.61 LBS
- MFG Part #:
- 11560-8
$188.69 -
Manley SBC R/F 2.055in Intake Valves 11546-8
MANLEY
$188.69Maximize your Small Block Chevy's breathing efficiency with Manley's Race Flo intake valves, engineered for sustained high-RPM performance and reliability under extreme conditions. The 2.055-inch...MAN11546-8- SKU:
- MAN11546-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.51 LBS
- MFG Part #:
- 11546-8
$188.69 -
Manley SBC R/F 1.600in Exhaust Valves 11545-8
MANLEY
$188.69If you're building a high-revving small block Chevy engine, valve choice directly impacts flow efficiency and reliability under sustained load. Manley's Race Flo exhaust valves are engineered for the...MAN11545-8- SKU:
- MAN11545-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.26 LBS
- MFG Part #:
- 11545-8
$188.69 -
Manley SBC S/D 1.600in Exhaust Valves 11543-8
MANLEY
$301.07If you're building or rebuilding a high-performance Small Block Chevy engine, quality exhaust valves are non-negotiable—they directly impact heat management, scavenging efficiency, and overall engine...MAN11543-8- SKU:
- MAN11543-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.06 LBS
- MFG Part #:
- 11543-8
$301.07Qty in Cart: 0Quantity:Price:$301.07Subtotal: -
Manley SBC S/D 1.600in Exhaust Valves 11539-8
MANLEY
$301.07Manley's SBC S/D exhaust valves are engineered for high-RPM, high-heat applications where stock valves simply won't survive. Built from stainless steel and spec'd for severe duty use, these valves...MAN11539-8- SKU:
- MAN11539-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.17 LBS
- MFG Part #:
- 11539-8
$301.07 -
Manley SBF R/F 1.600in Exhaust Valves 11531-8
MANLEY
$188.69If you're building or rebuilding a high-performance small block Ford engine, valve quality directly impacts combustion efficiency, reliability under sustained RPM, and overall power output. Manley's...MAN11531-8- SKU:
- MAN11531-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.08 LBS
- MFG Part #:
- 11531-8
$188.69Qty in Cart: 0Quantity:Price:$188.69Subtotal: -
Manley SBC R/F 1.940in Intake Valves 11522-8
MANLEY
$188.69If you're building a high-flow SBC cylinder head, your intake valves are critical to maximizing airflow and combustion efficiency. Manley's Race Flo intake valves feature a larger 1.940-inch head...MAN11522-8- SKU:
- MAN11522-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.27 LBS
- MFG Part #:
- 11522-8
$188.69 -
Manley SBC R/F 1.500in Exhaust Valves 11521-8
MANLEY
$188.69Manley's Race Flo exhaust valves are engineered for maximum flow and durability in high-RPM applications where stock valves simply fall short. The stainless steel construction and optimized head...MAN11521-8- SKU:
- MAN11521-8
- Availability:
- Ships Same Business Day
- Weight:
- 1.97 LBS
- MFG Part #:
- 11521-8
$188.69 -
Manley SBC S/D 1.600in Exhaust Valves 11513-8
MANLEY
$301.07If you're building or refreshing an SBC for sustained high-RPM operation, factory exhaust valves won't cut it. Manley's Severe Duty exhaust valves are engineered to handle the thermal stress and gas...MAN11513-8- SKU:
- MAN11513-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.33 LBS
- MFG Part #:
- 11513-8
$301.07 -
Manley SBC R/F 1.560in Exhaust Valves 11501-8
MANLEY
$188.69If you're building or rebuilding a high-performance small block Chevy, valve choice directly impacts combustion efficiency, cylinder head flow, and overall engine reliability under sustained RPM...MAN11501-8- SKU:
- MAN11501-8
- Availability:
- Ships Same Business Day
- Weight:
- 1.85 LBS
- MFG Part #:
- 11501-8
$188.69Qty in Cart: 0Quantity:Price:$188.69Subtotal: -
Manley SBC R/F 2.000in Intake Valves 11500-8
MANLEY
$188.69If you're building or refreshing a Small Block Chevy engine for serious track duty, intake valve flow characteristics directly impact cylinder filling efficiency and peak horsepower. Manley's Race...MAN11500-8- SKU:
- MAN11500-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.37 LBS
- MFG Part #:
- 11500-8
$188.69 -
Manley SBC R/M 2.020in Intake Valves 11318-8
MANLEY
$188.69If you're building a serious small block Chevy engine, your intake valves need to match the precision of your machine work. Manley's Race Master valves deliver the flow characteristics and...MAN11318-8- SKU:
- MAN11318-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.44 LBS
- MFG Part #:
- 11318-8
$188.69 -
Manley SBF S/F 1.850in Intake Valves 10778-8
MANLEY
$138.97If you're running a Small Block Ford and want reliable, consistent intake valve performance across the entire RPM band, Manley's Street Flo valves deliver the durability and flow characteristics your...MAN10778-8- SKU:
- MAN10778-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.28 LBS
- MFG Part #:
- 10778-8
$138.97Qty in Cart: 0Quantity:Price:$138.97Subtotal: -
Manley SBC S/M 1.500in Exhaust Valves 10777-8
MANLEY
$138.97Precision exhaust flow is non-negotiable in small block Chevy performance, and stock valves are the first constraint most builders encounter. Manley's Street Master exhaust valves deliver reliable,...MAN10777-8- SKU:
- MAN10777-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.08 LBS
- MFG Part #:
- 10777-8
$138.97 -
Manley SBC S/M 1.940in Intake Valves 10776-8
MANLEY
$138.97Manley's Street Master intake valves deliver reliable performance and durability for small block Chevy engines that see both street and strip duty. The 1.940-inch head and stainless steel...MAN10776-8- SKU:
- MAN10776-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.30 LBS
- MFG Part #:
- 10776-8
$138.97 -
Manley SBC S/F 2.020in Intake Valves 10766-8
MANLEY
$138.97Manley valves are engineered for consistent flow characteristics and durability under sustained RPM, making them the choice for serious small-block Chevy builds. These Street Flo intake valves...MAN10766-8- SKU:
- MAN10766-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.42 LBS
- MFG Part #:
- 10766-8
$138.97 -
Manley SBC S/F 1.600in Exhaust Valves 10765-8
MANLEY
$138.97If you're building or refreshing a Small Block Chevy engine that sees street duty, quality exhaust valves are critical to reliable performance and longevity. Manley's Street Flo exhaust valves are...MAN10765-8- SKU:
- MAN10765-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- MFG Part #:
- 10765-8
$138.97 -
Manley SBC S/M 2.020in Intake Valves 10750-8
MANLEY
$138.97If you're building or refreshing a Small Block Chevy engine, intake valve quality directly impacts cylinder filling efficiency and overall power output. Manley's Street Master valves deliver the...MAN10750-8- SKU:
- MAN10750-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.42 LBS
- MFG Part #:
- 10750-8
$138.97 -
Manley SBC S/M 1.600in Exhaust Valves 10749-8
MANLEY
$138.97Stock exhaust valves struggle under sustained heat and pressure, leading to premature wear and inconsistent combustion efficiency. Manley's Street Master exhaust valves are engineered from premium...MAN10749-8- SKU:
- MAN10749-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- MFG Part #:
- 10749-8
$138.97 -
Manley SBC S/F 1.500in Exhaust Valves 10721-8
MANLEY
$138.97Exhaust valve quality directly impacts cylinder sealing, heat dissipation, and engine longevity—especially in high-performance Small Block Chevy applications where reliability cannot be compromised...MAN10721-8- SKU:
- MAN10721-8
- Availability:
- Ships Same Business Day
- Weight:
- 1.96 LBS
- MFG Part #:
- 10721-8
$138.97 -
Manley SBC B/R 2.020in Intake Valves 10650-8
MANLEY
$74.38For small-block Chevy builders who demand reliability without breaking the budget, Manley's SBC B/R intake valves deliver consistent performance across a full rebuild or refresh. These stainless...MAN10650-8- SKU:
- MAN10650-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.53 LBS
- MFG Part #:
- 10650-8
$74.38 -
Manley SBC B/R 1.600in Exhaust Valves 10649-8
MANLEY
$74.38Upgrading to quality stainless steel exhaust valves is essential for maintaining reliable combustion sealing and heat dissipation in high-mileage or modified Small Block Chevy engines. Manley's...MAN10649-8- SKU:
- MAN10649-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.25 LBS
- MFG Part #:
- 10649-8
$74.38 -
Manley SBC B/P 1.500in Exhaust Valves 10577-8
MANLEY
$95.12Stock exhaust valves often become a limiting factor in high-revving Small Block Chevy builds, leading to poor flow and inconsistent sealing under sustained boost or nitrous. These Manley stainless...MAN10577-8- SKU:
- MAN10577-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- MFG Part #:
- 10577-8
$95.12 -
Manley SBC B/P 1.940in Intake Valves 10576-8
MANLEY
$95.12If you're building or refreshing a Small Block Chevy or Ford engine, your intake valves are critical to cylinder head efficiency and overall engine performance. Manley's Budget Series intake valves...MAN10576-8- SKU:
- MAN10576-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.25 LBS
- MFG Part #:
- 10576-8
$95.12 -
Manley SBC B/P 2.055in Intake Valves 10554-8
MANLEY
$95.12If you're building or refreshing a Small Block Chevy engine, quality intake valves are non-negotiable—they directly impact airflow efficiency, combustion reliability, and longevity under load...MAN10554-8- SKU:
- MAN10554-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
- MFG Part #:
- 10554-8
$95.12Qty in Cart: 0Quantity:Price:$95.12Subtotal: -
Manley SBC B/P 2.020in Intake Valves 10552-8
MANLEY
$95.12If you're rebuilding or upgrading your Small Block Chevy engine, quality intake valves are non-negotiable—they directly impact combustion efficiency, valve sealing, and engine longevity. Manley's...MAN10552-8- SKU:
- MAN10552-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.39 LBS
- MFG Part #:
- 10552-8
$95.12 -
Manley SBC B/P 1.600in Exhaust Valves 10551-8
MANLEY
$95.12If you're building or rebuilding a Small Block Chevy engine, valve quality directly impacts combustion efficiency, durability, and overall performance. These Manley stainless steel exhaust valves are...MAN10551-8- SKU:
- MAN10551-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.16 LBS
- MFG Part #:
- 10551-8
$95.12 -
Manley SBC B/P 2.020in Intake Valves 10550-8
MANLEY
$95.12If you're building or refreshing a Small Block Chevy or Ford engine, valve quality directly impacts combustion efficiency and reliability under sustained RPM. These Manley intake valves deliver the...MAN10550-8- SKU:
- MAN10550-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.35 LBS
- MFG Part #:
- 10550-8
$95.12 -
Manley SBC B/P 1.600in Exhaust Valves 10549-8
MANLEY
$95.12Stock exhaust valves are often the first component to suffer from heat stress and carbon buildup, restricting flow and reducing power output. The Manley SBC B/P 1.600in Exhaust Valves deliver...MAN10549-8- SKU:
- MAN10549-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.13 LBS
- MFG Part #:
- 10549-8
$95.12 -
Manley SBC B/R 1.940in Intake Valves 10476-8
MANLEY
$74.38If you're building or refreshing a Small Block Chevy engine, quality intake valves are non-negotiable—they directly impact combustion efficiency and engine longevity. These Manley SBC intake valves...MAN10476-8- SKU:
- MAN10476-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
- MFG Part #:
- 10476-8
$74.38 -
Manley SBC B/R 1.500in Exhaust Valves 10077-8
MANLEY
$74.38If you're rebuilding or upgrading your Small Block Chevy engine, exhaust valve quality directly impacts scavenging efficiency, cylinder sealing, and overall power output. Manley's Budget Series...MAN10077-8- SKU:
- MAN10077-8
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- MFG Part #:
- 10077-8
$74.38 -
Manley LS1 S/D 1.550 Exhaust Valves 11673-8
MANLEY
$301.07When you're building or rebuilding an LS engine for serious power, valve quality directly impacts combustion efficiency, durability, and peak performance. Manley's stainless steel exhaust valves are...MAN11673-8- SKU:
- MAN11673-8
- Availability:
- Ships Same Business Day
- Weight:
- 1.99 LBS
$301.07 -
Manley 3/8in Moly Pushrods - 8.900in Long 25890-8
MANLEY
$111.70Manley's 3/8in moly pushrods deliver the durability and precision needed for high-RPM engines that demand reliable valve train actuation. Built from chromoly with swedged ends and a robust 0.080in...MAN25890-8- SKU:
- MAN25890-8
- Availability:
- Ships Same Business Day
- Weight:
- 1.63 LBS
- MFG Part #:
- 25890-8
$111.70Qty in Cart: 0Quantity:Price:$111.70Subtotal: -
Manley 3/8in Moly Pushrods - 7.600in Long 25876-8
MANLEY
$111.70Manley's 3/8in moly pushrods deliver the valve train stability and durability required for high-RPM engine builds. With a 0.080in thick wall and chromoly construction, these pushrods resist...MAN25876-8- SKU:
- MAN25876-8
- Availability:
- Ships Same Business Day
- Weight:
- 1.43 LBS
- MFG Part #:
- 25876-8
$111.70 -
Manley 3/8in Moly Pushrods - 8.650in Long 25865-8
MANLEY
$111.70Manley's 3/8in moly pushrods deliver the reliability and precision required for high-rpm applications where stock components fall short. Built from chromoly with swedged ends and a robust 0.080in...MAN25865-8- SKU:
- MAN25865-8
- Availability:
- Ships Same Business Day
- Weight:
- 1.64 LBS
- MFG Part #:
- 25865-8
$111.70Qty in Cart: 0Quantity:Price:$111.70Subtotal: -
Manley 3/8in Moly Pushrods - 7.500in Long 25854-8
MANLEY
$111.70Manley moly pushrods deliver the strength and precision your valvetrain demands, whether you're building a naturally aspirated stroker or a high-RPM forced-induction setup. Chromoly construction...MAN25854-8- SKU:
- MAN25854-8
- Availability:
- Ships Same Business Day
- Weight:
- 1.41 LBS
- MFG Part #:
- 25854-8
$111.70 -
Manley 3/8in Moly Pushrods - 8.200in Long 25820-8
MANLEY
$111.70Manley chromoly pushrods deliver the reliability and precision demanded by high-RPM engines where stock components fall short. The 0.080in thick wall construction resists deflection under aggressive...MAN25820-8- SKU:
- MAN25820-8
- Availability:
- Ships Same Business Day
- Weight:
- 1.51 LBS
- MFG Part #:
- 25820-8
$111.70Qty in Cart: 0Quantity:Price:$111.70Subtotal: -
Manley 3/8in Moly Pushrods - 8.000in Long 25816-8
MANLEY
$111.70Manley's 3/8in moly pushrods deliver the strength and precision your high-RPM engine demands. Built from chromoly with 0.080in thick walls and swedged ends, these pushrods resist deflection under...MAN25816-8- SKU:
- MAN25816-8
- Availability:
- Ships Same Business Day
- Weight:
- 1.48 LBS
- MFG Part #:
- 25816-8
$111.70 -
Manley 3/8in Moly Pushrods - 8.150in Long 25815-8
MANLEY
$111.70Manley moly pushrods deliver the reliability and precision required for high-RPM engine builds where standard steel simply won't cut it. Chromoly construction resists valve float and bending under...MAN25815-8- SKU:
- MAN25815-8
- Availability:
- Ships Same Business Day
- Weight:
- 1.54 LBS
- MFG Part #:
- 25815-8
$111.70Qty in Cart: 0Quantity:Price:$111.70Subtotal: -
Manley 3/8in Moly Pushrods - 7.800in Long 25787-8
MANLEY
$111.70Moly pushrods are essential for high-RPM engines where standard steel units fail under extreme valve train loads and thermal stress. Manley's chromoly construction with swedged ends delivers the...MAN25787-8- SKU:
- MAN25787-8
- Availability:
- Ships Same Business Day
- Weight:
- 1.46 LBS
- MFG Part #:
- 25787-8
$111.70
