Allows post-combustion gasses to escape the cylinder. 136mm
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Total of 6 required
Brand:
ES#:
4005265
Mfg#:
022109611P
$23.99
This product was last offered at the strikethrough price on 05-07-2026
$22.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Lets fuel and air into combustion chamber. 102mm
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Total of 6 required
Brand:
ES#:
4005270
Mfg#:
022109601G
$10.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Complete set of bolts that need to be replaced
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
2785447
Mfg#:
WHT000789AKT
$35.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Fix that oil leak for good!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3493185
Mfg#:
03H103483E
$24.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Restore power and stop leaks with this new head gasket
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
275728
Mfg#:
03H103383K
17% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$59.77
This product was last offered at the strikethrough price on 06-12-2026
$49.73 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Lets fuel and air into combustion chamber. 136mm
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Total of 6 required
Brand:
ES#:
4005269
Mfg#:
022109601H
$12.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Replace your damaged valve cover
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3449361
Mfg#:
03H103429L
$163.99 USD
Add to Cart
Free Shipping
Lifetime Replacement
Fix that oil leak for good!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3640194
Mfg#:
03H103483E
$24.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Thickness Gauge (32 Blades)
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4370856
Mfg#:
W125C
$9.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Replace your damaged valve cover
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4305717
Mfg#:
03H103429H
ON SALE!
$104.99
This product was last offered at the strikethrough price on 05-02-2026
$100.91 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Restore power and stop leaks with this new head gasket
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3559882
Mfg#:
03H103383K-
$79.95 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
M9x1.5x111
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
2530054
Mfg#:
WHT005465
19% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$2.08
This product was last offered at the strikethrough price on 05-11-2026
$1.68 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Used to secure exhaust camshaft adjuster. M12x1.5x40
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
471933
Mfg#:
N91118001
29% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$2.82
This product was last offered at the strikethrough price on 06-12-2026
$1.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Fix that oil leak for good!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4163584
Mfg#:
03H103483E
$51.99
This product was last offered at the strikethrough price on 05-07-2026
$50.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Replaced whenever the bridge is removed
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
2084718
Mfg#:
03H109140B
$5.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
25 Blade Extra Long Reach
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3603420
Mfg#:
CTAA311
$28.57 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
More About Cylinder Head Parts
Whether you're replacing or upgrading components of your cylinder head, we have everything you need to get back on the road. Finish your engine build or replace broken cylinder head bits with our catalog of rocker arms, camshafts, cylinder head gaskets, valves, valve springs, entire cylinder head assemblies, cylinder head hardware, and more.