Skip to content
OEM & Performance ATV, UTV & Dirt Bike Parts for Yamaha, Honda, Polaris, Can-Am & More — Shipped Fast from BPRATV
OEM & Performance ATV, UTV & Dirt Bike Parts for Yamaha, Honda, Polaris, Can-Am & More — Shipped Fast from BPRATV
TRX 400EX 400X Assembled Head Assembly Stage 2 Hot Cam Chain Hotcam Camshaft Kit
TRX 400EX 400X Assembled Head Assembly Stage 2 Hot Cam Chain Hotcam Camshaft Kit
TRX 400EX 400X Assembled Head Assembly Stage 2 Hot Cam Chain Hotcam Camshaft Kit
TRX 400EX 400X Assembled Head Assembly Stage 2 Hot Cam Chain Hotcam Camshaft Kit
TRX 400EX 400X Assembled Head Assembly Stage 2 Hot Cam Chain Hotcam Camshaft Kit
TRX 400EX 400X Assembled Head Assembly Stage 2 Hot Cam Chain Hotcam Camshaft Kit

TRX 400EX 400X Assembled Head Assembly Stage 2 Hot Cam Chain Hotcam Camshaft Kit

by BPRATV
Save 10% Save 10%
$1,154.99
$1,154.99 - $1,154.99
$1,154.99
$1,039.49
$1,039.49 - $1,039.49
$1,039.49
FITS ALL XR400R TRX400EX and TRX400X MODELS
  • New aftermarket cylinder head and valve cover
  • Stage 2 Hotcams camshaft
  • HD cam chain conversion
  • SKF camshaft bearings
  • Valve springs, retainers, seats
  • Standard replacement intake and exhaust valves
  • Valve stem seals
  • Valve keepers
  • Rocker arms and shafts
  • All misc hardware required for assembly
  • 1-year warranty*

TOP SELLERS

Save 20% Save %
$374.98
$374.98 - $374.98
$374.98
$299.98
$299.98 - $299.98
$299.98

Honda 400EX Top End Rebuild Kit Wiseco 4606M08500 Stock Cylinder Assembly Parts

BPRATV

1043-2, M2003, M2001,4606M08700,12100-KCY-670, 4606M08500, C7826, 71016-4, 12191-KCY-673, 30-33750, 13011-KCY-670, 90601-KA5-000, 13103-KCY-670, 13...

View full details
$374.98
$374.98 - $374.98
$374.98
$299.98
$299.98 - $299.98
$299.98
Save 20% Save %
Save 13% Save %
$149.99
$149.99 - $149.99
$149.99
$129.99
$129.99 - $129.99
$129.99

400EX 400X Head Redo Valves Intake Exhaust Valve Springs Rocker Arms Rebuild Kit

BPRATV

30-3111,30-3115,30-3117,14711-KCY-670,14721-KCY-670 8400003-2, 8400003-1,VES003, VIS003,X2VEK16000,X2VIK16000 28.1495-2, 28.1495-1,14711-KCY-670, 1...

View full details
$149.99
$149.99 - $149.99
$149.99
$129.99
$129.99 - $129.99
$129.99
Save 13% Save %
Save 24% Save %
$41.99
$41.99 - $41.99
$41.99
$31.99
$31.99 - $31.99
$31.99

Honda 400EX 400X XR400R Exhaust Studs Titanium Head Pipe Stud Upgrade Kit Set

BPRATV Talon Titanium

FITS ALL HONDA TRX400EX XR400R AND 400X MODELS AND YEARS Studs for all OEM and aftermarket exhaust systems All titanium stud and nut kit Made from ...

View full details
$41.99
$41.99 - $41.99
$41.99
$31.99
$31.99 - $31.99
$31.99
Save 24% Save %
Save 17% Save %
$59.99
$59.99 - $59.99
$59.99
$49.98
$49.98 - $49.98
$49.98

TRX400EX 400EX Timing Guide Guides Tensioner Chain Tensioner BPRATV HD Cam Chain

BPRATV

FITS ALL HONDA 400EX 400X XR400R MODELS AND YEARSAftermarket Cam chain guide - Replaces OEM Part # 14620-KCY-670Aftermarket Cam cam chain tensioner...

View full details
$59.99
$59.99 - $59.99
$59.99
$49.98
$49.98 - $49.98
$49.98
Save 17% Save %
Save 24% Save %
$461.99
$461.99 - $461.99
$461.99
$349.99
$349.99 - $349.99
$349.99

Honda TRX 400EX XR400R 87mm Big Bore Kit +2mm Cylinder 416cc Top End Rebuild Kit

BPRATV

1043-2, M2002, M2003, M2001,4606M08700,12100-KCY-670, 4606M08500, C7826, 71016-4, 12191-KCY-673, 30-33750, 13011-KCY-670, 90601-KA5-000, 13103-KCY-...

View full details
$461.99
$461.99 - $461.99
$461.99
$349.99
$349.99 - $349.99
$349.99
Save 24% Save %
Shop collection

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare