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Engine - Valve Train

2768 products
Powersport Superstore is your go-to source for Engine - Valve Train and related parts. Shop our unbeatable selection of Valve Train with top-tier service, fast shipping, and great prices.
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72% Off
Del West CRF250REV10NDHF Hgh Performance ND HF Titanium Exhaust Valve
$44.00
$44.00
$155.95
Material: TitaniumThe ultimate high-performance valves for serious engine builders. No compromise design. High-flow design includes a 50 degree seat angle, no dish valve face and 5mm stem diameter ...
5% Off
Del West DW-YZ250F-IV14 Titanium Intake Valve
$147.66
$147.66
$155.95
Del West is the worlds largest supplier of Titanium valves and valvetrain components for motor racing including those from NASCAR to the exotic engines of Formula One and a long relationship with P...
Del West DW-H-RX01-S Plasma Nitride Steel Valve Spring Retainer
$49.75
$49.75
Must be used with Del West keepers only. Del West does not guarantee fit with OEM keepers. C300 Plasma Nitride Steel.Vehicle Fitment:2002-2014 Honda CRF450R 2006-2009 Honda TRX450ER Electric Start ...
8% Off
Jims 1824 Powerglide Steady Roll Tappet - Standard Bore
$140.88
$140.88
$153.95
The same Powerglide advantage (oil-fed axle, billet steel body, precision fit hydraulics), but now incorporates a Steady Roll bronze bushing in place of the needle bearing roller. These tappets hav...
18% Off
Jims 1827 Powerglide Steady Roll Tappet - Standard Bore
$159.57
$159.57
$193.95
The same Powerglide advantage (oil-fed axle, billet steel body, precision fit hydraulics), but now incorporates a Steady Roll bronze bushing in place of the needle bearing roller. These tappets hav...
12% Off
Eastern Motorcycle Parts A-18508-52B Tappet - Standard
$90.38
$90.38
$102.95
OEM #18508-52B. Sold each. Made in the USA.Vehicle Fitment:1957-1959 Harley Davidson XL 1958 Harley Davidson XLC 1958-1979 Harley Davidson XLCH 1972-1985 Harley Davidson XLH1000 1958-1971 Harley D...
9% Off
Jims 1820 Powerglide ll Advantage Tappet - Hydrosolid
$170.38
$170.38
$186.95
Solid billet body manufactured in-house. Increased top end oiling. Oiling to axle, roller and cam assembly. New axle material, roller and bearings for longevity. Same trusted big axle design as the...
13% Off
Eastern Motorcycle Parts A-18492-78 Tappet - +.005in.
$98.75
$98.75
$113.95
H-D#18492-78. Sold each. Made in the USA.Vehicle Fitment:1948-1950 Harley Davidson E 1948-1952 Harley Davidson EL 1948-1950 Harley Davidson F 1948-1957 Harley Davidson FL 1953-1957 Harley Davidson...
13% Off
Andrews 240030 Chrome Moly Steel Pushrods
$164.22
$164.22
$187.95
Must have for easy cam changes. No interference, 7/16in. diameter for strength. Offered in T-6 aluminum or chrome moly. Cut-out OEM rods for easy removal. Sold in sets of 4.Vehicle Fitment:1966-196...
Kibblewhite Precision 60-60901 Intake/Exhaust Steel Retainer
$177.28
$177.28
This retainer is thoroughly a product of modern engineering. KPMI engineers spent nearly a year studying materials, and surface treatments to find the ideal balance of hardness, toughness, wear res...
Kibblewhite Precision 82-82463 Black Diamond Intake Valve - Oversized (38.00mm)
$40.64
$40.64
Material: Stainless SteelBlack Diamond valves feature one-piece stainless steel construction with stellite tips and special impregnation to improve wear properties and reduce friction. Sold individ...
Kibblewhite Precision 60-60436K White Diamond Exhaust Valve - Standard
$49.82
$49.82
We fully CNC machine our White Diamond Valves from a one-piece forging of either EV8 Stainless Steel or Inconel-751. These materials have proven heat and corrosion resistance properties and are har...
Kibblewhite Precision 20-21100 Complete Valve Spring Kit - .600in. Lift
$147.66
$147.66
Type: Intake / Exhaust. Valve Lift: 0.600in. Installed Height: 1.510in. Seat Pressure: 152#. Open Pressure: 387#. @ Lift: 0.600in. Note: Basewasher fits over 0.625in. guide top.. Designed for maxi...
10% Off
S&S Cycle 93-5123 Quickee Pushrod With Rockers
$198.86
$198.86
$220.95
Threaded adjuster screws into the pushrod until the threads disengage and the adjuster simply slides into the pushrod making installation or removal a snap. Once the pushrod is installed or adjuste...
Kibblewhite Precision 90-9020 Exhaust Valve Guide - Standard
$29.75
$29.75
Quantity: Pkg. of 1. Material: C630 Bronze. Type: Exhaust. Outside Dia.: (G): 0.5540in. / Std. A: 0.600in. B: 0.650in. C: 0.980in. D: 1.300in. E: 0.640in. F: 0.3120in. Seal: Seal not required.. We...
Kibblewhite Precision 90-9035 Black Diamond Intake Valve - 42mm
$39.25
$39.25
Material: Black Diamond Stainless. Coating: Black Nitroneg. Quantity: Pkg. of 1. Head Diameter: 42.00mm / 1.654in. Stem Diameter: 8.0mm / 0.3130in. Tulip: 23deg. Overall Length: 3.885in. Remarks: S...
Kibblewhite Precision 40-40829 Intake/Exhaust Valve Guide - Oversized +.001in.
$26.13
$26.13
We choose to use C63000 nickel bronze as a material to make valve guides because of its ideal characteristics for the application. The 4-5 percent nickel content produces superior resistance to wea...
27% Off
Vesrah GG-4034-EX Exhaust Valve
$30.67
$30.67
$41.95
Vesrah valves are precision manufactured from top-quality materials to match OEM valves. Sold each.Vehicle Fitment:1993-1999 Kawasaki KLF400 Bayou 4x4 1998-2002 Kawasaki KVF400 Prairie 2x4 1997-200...
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