New to Powersport Superstore? Try our Year-Make-Model search and find the right parts for your ride by clicking "My Garage" on the upper-right! ➡

Engine - Valve Train

2504 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.
Brand Show all Brand
Vehicle Type Show all Vehicle Type
Material Show all Material
Sprocket Position Show all Sprocket Position
Sprocket Teeth Show all Sprocket Teeth
Price
  • -
Show all Price
Vehicle Fitment Combos Show all Vehicle Fitment Combos
Kibblewhite Precision 30-30200 Intake Valve Guide - Standard (0.4360in.) Kibblewhite Precision 30-30200 Intake Valve Guide - Standard (0.4360in.)
$23.64
$23.64
Outside Dia.: (G): 0.4360in. / Std. A: 0.495in. B: 0.520in. C: 0.650in. D: 0.760in. E: 0.480in. F: 0.2155in.. We choose to use C63000 nickel bronze as a material to make valve guides because of it...
Kibblewhite Precision 82-82030 Valve Guide
$28.95
$28.95
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...
Kibblewhite Precision 80-80090 Exhaust Valve Guide
$19.83
$19.83
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...
Kibblewhite Precision 40-40320 Intake/Exhaust Valve Guide Kibblewhite Precision 40-40320 Intake/Exhaust Valve Guide
$22.21
$22.21
Outside Dia.: (G): 0.4363in. / Std. B: 0.395in. C: 0.535in. D: 0.895in. F: 0.2150in.. We choose to use C63000 nickel bronze as a material to make valve guides because of its ideal characteristics ...
15% Off
Kibblewhite Precision 80-81316 Black Diamond Exhaust Valve
$32.29
$32.29
$37.95
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 40-40120 Intake/Exhaust Valve Guide Kibblewhite Precision 40-40120 Intake/Exhaust Valve Guide
$20.89
$20.89
Outside Dia.: (G): 0.3765in. / Std. A: 0.440in. B: 0.465in. C: 0.650in. D: 0.760in. E: 0.410in. F: 0.1760in.. We choose to use C63000 nickel bronze as a material to make valve guides because of it...
Kibblewhite Precision 71017-5 Valve Seals
$18.86
$18.86
All valve seals are made of 100% solid Viton for long life. Meet or exceed OEM specifications. When using Kibblewhite spring kits, Kibblewhite valve seals must be used because of spring clearances....
Kibblewhite Precision 80-80872 Black Diamond Intake Valve
$38.45
$38.45
Must use spring kit. Black Diamond valves feature one-piece stainless steel construction with stellite tips and special impregnation to improve wear properties and reduce friction. Sold individual...
Kibblewhite Precision 80-81320 Valve Guide
$28.19
$28.19
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...
5% Off
Kibblewhite Precision 30-3041 Valve Spring Kit
$130.56
$130.56
$136.95
Keepers not included; must use OEM. Type: Intake / Exhaust. Material: Chrome Silicon. Valve Lift: 0.400in. Installed Height: 1.215in. Seat Pressure: 76#. Open Pressure: 192#. @ Lift: 0.400in.. Des...
Kibblewhite Precision 30-3030 Valve Guide Kibblewhite Precision 30-3030 Valve Guide
$45.56
$45.56
Outside Dia.: (G): 0.4355in. / Std. A: 0.400in. B: 0.495in. C: 1.185in. D: 1.300in. E: 0.800in. F: 0.2155in.. We choose to use C63000 nickel bronze as a material to make valve guides because of it...
Kibblewhite Precision 30-30740 Exhaust Valve Guide Kibblewhite Precision 30-30740 Exhaust Valve Guide
$19.83
$19.83
Outside Dia.: (G): 0.4360in. / Std. A: 0.580in. B: 0.605in. C: 0.705in. D: 0.830in. E: 0.480in. F: 0.2150in.. We choose to use C63000 nickel bronze as a material to make valve guides because of it...
Kibblewhite Precision 30-30620 Exhaust Valve Guide Kibblewhite Precision 30-30620 Exhaust Valve Guide
$20.53
$20.53
Outside Dia.: (G):0.3965in. / Std. A: 0.740in. B: 0.740in. C: 0.675in. D: 0.775in. E: 0.394in. F: 0.1956in.. We choose to use C63000 nickel bronze as a material to make valve guides because of its...
Kibblewhite Precision 80-81312 Black Diamond Intake Valve
$38.45
$38.45
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 30-30210 Exhaust Valve Guide Kibblewhite Precision 30-30210 Exhaust Valve Guide
$20.99
$20.99
Outside Dia.: (G): 0.4360in. / Std. A: 0.580in. B: 0.605in. C: 0.740in. D: 0.890in. E: 0.480in. F: 0.1955in.. We choose to use C63000 nickel bronze as a material to make valve guides because of it...
Kibblewhite Precision 80-81100 Intake Only Stainless Conversion Valve/Spring Kit
$172.56
$172.56
Titanium intake valve face recession is the most commonly repeated expensive repair on todays late model 4-strokes. Kibblewhite stainless valves and spring kits have proven to extend the intake lif...
Kibblewhite Precision 80-80876 Black Diamond Exhaust Valve
$28.81
$28.81
Must use spring. Black Diamond valves feature one-piece stainless steel construction with stellite tips and special impregnation to improve wear properties and reduce friction. Sold individually.V...
Kibblewhite Precision 20-2121 Bronze Intake Valve Guide (+.001in.) Kibblewhite Precision 20-2121 Bronze Intake Valve Guide (+.001in.)
$43.94
$43.94
Outside Dia.: (G): 0.5630in./ +0.001in. A: 0.650in. B: 0.700in. C: 0.800in. D: 1.400in. E: 0.615in. F: 0.3098in. Note: Special shouldered guide, accepts 0.600in. valve lift. 0.420in. guide top acce...
Secure, Trusted, and Encrypted

Protected by industry-leading 256-bit SSL encryption and backed by Shopify’s PCI DSS–compliant infrastructure. Every page, click, and transaction is encrypted and monitored for threats — so you can shop with confidence knowing your data stays protected.

Parts for Every Machine

We stock aftermarket parts, gear and accessories for motorcycles, ATVs, UTVs, snowmobiles, personal watercraft, and even performance cars — all backed by expert support and live inventory.

Real-Time Fitment Accuracy

Search by Year, Make, and Model with confidence. Our proprietary vehicle fitment system ensures you’re only shown what fits — no guesswork, no returns — just parts that fit.

Fast, Trackable Shipping

We ship from over 20 U.S. warehouses — often same or next business day. Every order includes tracking and transparent fulfillment updates from start to finish, all processed through a secure, encrypted checkout.

Quick Links

Ride With Us. Stay Connected.

Follow us for real-time fitment updates, gear drops, and pro tips from the garage. No spam, just parts, tech, and news for riders like you.

Your Garage

Add a Vehicle