Unleash Aggressive JDM Engine Power With Manley Performance
Unleash aggressive engine power with the Manley Performance collection at HD Werks, featuring genuine, high-performance components engineered for racing and aftermarket tuning. These original parts deliver custom upgrades that optimize engine performance and boost power output. Designed with Japanese precision, Manley Performance products offer authentic quality and reliable dynamic enhancements for superior driving. Experience improved throttle response with parts built for aggressive tuning. Shop our Manley Performance range for original components that transform your engine into a true performance beast.
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Vendor:Manley Performance
Manley Gen II Race Series 48mm Head Dia 137.9mm Length Race Series Intake Valves - Set of 8
Regular price $274.99Regular price$366.02-$91.03 Sale price $274.99 -
Vendor:Manley Performance
Manley Gen II Race Series 48mm Head Dia 137.9mm Length Race Series Intake Valve (SINGLE VALVE)
Regular price $34.99Regular price$45.75-$10.76 Sale price $34.99 -
Vendor:Manley Performance
Manley Gen II Race Series 37mm Head Dia 121.9mm Length Race Series Exhaust Valves - Set of 8
Regular price $264.99Regular price$353.23-$88.24 Sale price $264.99 -
Vendor:Manley Performance
Manley Wrist Pin - 0.927in x 2.950in x 0.125in (Set of 8)
Regular price $76.99Regular price$80.54-$3.55 Sale price $76.99 -
Vendor:Manley Performance
Manley Volkswagen 1.7L 40mm Dia 4.606in Length Race Series Exhaust Valve Kit
Regular price $89.99Regular price$119.80-$29.81 Sale price $89.99 -
Vendor:Manley Performance
Manley Volkswagen 1.7L 50mm Dia 4.606in Length Race Series Intake Valve Kit
Regular price $89.99Regular price$119.80-$29.81 Sale price $89.99 -
Vendor:Manley Performance
Manley Mazda 94mm 87.5mm Standard Bore 9.5 CR Dish Type Platinum Series Piston w/Rings - Single
Regular price $174.99Regular price$190.01-$15.02 Sale price $174.99 -
Vendor:Manley Performance
Manley Chevy LS E/D Series 4.001in Bore 1.115in CH -29.00 CC Dish Platinum Series Pistons - Set of 8
Regular price $1,080.99Regular price$1,271.57-$190.58 Sale price $1,080.99 -
Vendor:Manley Performance
Manley Chevy LS Series 4.001in Bore 1.115in CH -29.00 CC Dish Platinum Series Pistons - Set of 8
Regular price $855.99Regular price$1,006.11-$150.12 Sale price $855.99 -
Vendor:Manley Performance
Manley Chevy LS E/D Series 4.001in Bore 1.115in CH -10cc Platinum Series Pistons - Set of 8
Regular price $1,080.99Regular price$1,271.57-$190.58 Sale price $1,080.99 -
Vendor:Manley Performance
Manley Ford XR-6 7/16in ARP2000 Connecting Rod Bolt - Set of 4
Regular price $58.99Regular price$61.06-$2.07 Sale price $58.99 -
Vendor:Manley Performance
Manley Toyota 2JZGTE 86.25mm Bore +.25mm Oversize -1cc Dome 10:1 CR Turbo Tuff Piston Set w/ Rings
Regular price $1,490.99Regular price$1,620.12-$129.13 Sale price $1,490.99 -
Vendor:Manley Performance
Manley Chevrolet Small Block Forged 4.000in Stroke Crankshaft
Regular price $873.99Regular price$949.42-$75.43 Sale price $873.99 -
Vendor:Manley Performance
Manley Ring Set 96mm Bore 1.2mm x 1.2mm x 3.0mm - Single
Regular price $40.99Regular price$42.37-$1.38 Sale price $40.99 -
Vendor:Manley Performance
Manley Ford Mod 4.6L Rod Bearings
Regular price $205.99Regular price$216.38-$10.39 Sale price $205.99 -
Vendor:Manley Performance
Manley Chevrolet LS Pro Series I-Beam Connecting Rod - 6.100in L - 1.8885in Journal Size (Set of 8)
Regular price $1,827.99Regular price$2,030.49-$202.50 Sale price $1,827.99 -
Vendor:Manley Performance
Manley Toyota 2JZGTE 86.5mm Bore +.5mm Oversize -1cc Dome 10:1 CR Piston w/ Rings - Single
Regular price $248.99Regular price$270.01-$21.02 Sale price $248.99 -
Vendor:Manley Performance
Manley Wrist Pin Bushing - Single
Regular price $10.99Regular price -
Vendor:Manley Performance
Manley Wrist Pin Bushing - Single
Regular price $10.99Regular price -
Vendor:Manley Performance
Manley Push Rod - 5/16 Dia. - 8.400 Length - 0.080 Wall - 4130 Chrome Moly - Swedged End - Set of 16
Regular price $231.99Regular price -
Vendor:Manley Performance
Manley Push Rod - 3/8 Dia. - 7.850 Length - 0.135 Wall - 4130 Chrome Moly - Swedged End - Set of 8
Regular price $153.99Regular price$170.52-$16.53 Sale price $153.99 -
Vendor:Manley Performance
Manley Push Rod - 5/16 Dia. - 8.325 Length - 0.080 Wall - 4130 Chrome Moly - Swedged End - Set of 16
Regular price $231.99Regular price -
Vendor:Manley Performance
Manley Push Rod - 5/16 Dia. - 8.325 Length - 0.080 Wall - 4130 Chrome Moly - Swedged End - Set of 1
Regular price $14.99Regular price -
Vendor:Manley Performance
Manley Ford 4.6L Modular V8 Race Series Intake Valve 5.339in Length 38mm Dia. (Single)
Regular price $24.99Regular price$32.15-$7.16 Sale price $24.99 -
Vendor:Manley Performance
Manley Chevrolet 5.3L LS Gen III Piston Set-3.800 in. Bore 1.115 in. CH -7.00 CC
Regular price $855.99Regular price$1,006.11-$150.12 Sale price $855.99 -
Vendor:Manley Performance
Manley Sport Compact Wrist Pin 23mm x 2.500in. / 0.250in. Wall Straight - Single
Regular price $40.99Regular price$42.41-$1.42 Sale price $40.99 -
Vendor:Manley Performance
Manley Swedged End Chrome Moly Pushrods 7.500in. Length 3/8in. Diameter - Set of 8
Regular price $139.99Regular price -
Vendor:Manley Performance
Manley Pro Series I-Beam Connecting Rods 6.750 Length set of 8
Regular price $1,955.99Regular price$2,172.30-$216.31 Sale price $1,955.99 -
Vendor:Manley Performance
Manley Chevrolet LT1 4.075in Bore 4in Stroke -12cc Dish Platinum Series Piston Set
Regular price $1,080.99Regular price$1,271.57-$190.58 Sale price $1,080.99 -
Vendor:Manley Performance
Manley 58-81 Pontiac 287-455 1.65in x 7/16in Aluminum Roller Rocker Arm Kit
Regular price $382.99Regular price$424.99-$42.00 Sale price $382.99 -
Vendor:Manley Performance
Manley Valve Lock/Keeper LOC-TI Capt. 3110 -.050 B/L
Regular price $95.99Regular price$105.85-$9.86 Sale price $95.99 -
Vendor:Manley Performance
Manley 58-81 Pontiac 287-455 1.52in x 7/16in Aluminum Roller Rocker Arm Kit
Regular price $382.99Regular price$424.99-$42.00 Sale price $382.99 -
Vendor:Manley Performance
Manley 66-00 Big Block Chevy 396-454 1.8in x 7/16in Aluminum Roller Rocker Arm Kit
Regular price $356.99Regular price$395.99-$39.00 Sale price $356.99 -
Vendor:Manley Performance
Manley 66-00 Big Block Chevy 396-454 1.7in x 7/16in Aluminum Roller Rocker Arm Kit
Regular price $356.99Regular price$395.99-$39.00 Sale price $356.99 -
Vendor:Manley Performance
Manley 55-86 Chevy 262-400 1.6in x 7/16in Aluminum Roller Rocker Arm Kit
Regular price $356.99Regular price$395.99-$39.00 Sale price $356.99