FUEL AND AIR

FEULING VENTED DIPSTICK The FEULING billet dipsticks vent/breathe excessive crank case pressure from the oil tank through a PCV style breather, co...

FEULING BA SERIES AIR CLEANERS  *For Gen 1 M8, Non-VVT* RACE SERIES AVAILABLE HERE! This model air cleaner specifically is now 50 State legal! CAR...

FEULING BA AIR CLEANER EXTERNAL BREATHER KIT (BA & RACE SERIES) This kit allows the Feuling BA & Race series air cleaners to be converted ...

FEULING BA SERIES RAIN SOCK BA Series fits STD 2.5" height Race Series fits 3.335" height

Available for M8 or Twin cam engines! M8 Engines '17+ Machined from billet 6061 aluminum with square surfaces, promoting excellent umbrella valve ...

FEULING 472 CHAIN DRIVE CAMSHAFT ('17+M8) 487 CAM - The 487 Reaper CHOP is a great all-around camshaft and Feulings go to for 4 1/2 stroke 114 - 11...

FEULING ECONO performance BEEHIVE valve springs designed to handle up to 585 lift camshafts at an economical price. These FEULING BEEHIVE springs a...

FEULING 543 CHAIN DRIVE CAMSHAFTS ('99-'06 TWIN CAM) 543 CAMS - The Freeway Flyer, a great camshaft for those who want more top end power than our ...

FEULING 574 CHAIN DRIVE CAMSHAFTS ('06+TWIN CAM) 574 CAMS - Wicked power band for modified engines and an excellent bolt in for stock 96, 103 &...

FEULING 543 CHAIN DRIVE CAMSHAFTS ('06+TWIN CAM) 543 CAMS - The Freeway Flyer, a great camshaft for those who want more top end power than our 525 ...

FEULING 538 CHAIN DRIVE CAMSHAFT ('17+M8) 538 CAM - Aggressive camshaft with a nasty sound. This camshaft revs up fast and pulls hard in engines wi...

FEULING 592 CHAIN DRIVE CAMSHAFT ('17+M8) 592 CAM - The BIG NASTY Put your big boy pants on get serious with bore size, ported cylinder heads/intak...

FEULING BA RACE SERIES AIR CLEANERS  (BA SERIES AVAILABLE HERE!) Originally designed for our 130 Bagger GP race engine, what is now our Race Series...

FEULING HIGH LOAD premium performance BEEHIVE valve springs handle up to 750 lift camshafts on Twin Cam, Evo and XL. Up to 565 lift on M8 models wi...

FEULING ENDURANCE BEEHIVE valve springs are a direct bolt in replacement up to 650 lift (Twin cam/Evo/XL) and 565 lift (M8) camshafts no spring sea...

FEULING BA SERIES AIR CLEANERS  *Gen 2 M8, VVT/'24+ version* With years of experience designing improved cylinder heads, combustion chambers and in...

FEULING 630 CONVERSION STYLE CAMSHAFTS ('99-'06 TWIN CAM) 630 CAMS - Vicious power gains, wide streetable power band from a high lift profile camsh...

FEULING 594 CONVERSION STYLE CAMSHAFTS ('99-'06 TWIN CAM) 594 CAMS - Fierce performing camshaft for an array of engines sizes, large displacement e...

FEULING 630 CHAIN DRIVE CAMSHAFTS ('99-'06 TWIN CAM) 630 CAMS - Vicious power gains, wide streetable power band from a high lift profile camshaft f...

FEULING 594 CHAIN DRIVE CAMSHAFTS ('99-'06 TWIN CAM) 594 CAMS - Fierce performing camshaft for an array of engines sizes, large displacement engine...

FEULING 574 CHAIN DRIVE CAMSHAFTS ('99-'06 TWIN CAM) 574 CAMS - Wicked power band for modified engines and an excellent bolt in for 95"+ engines. T...

FEULING 525 CHAIN DRIVE CAMSHAFTS ('99-'06 TWIN CAM) 525 CAMS - A real workhorse, designed to increase torque band width and increase fuel economy....

FEULING 574 CONVERSION STYLE CAMSHAFTS ('99-'06 TWIN CAM) 574 CAMS - Wicked power band for modified engines and an excellent bolt in for 95"+ engin...

FEULING 543 CONVERSION STYLE CAMSHAFTS ('99-'06 TWIN CAM) 543 CAMS - The Freeway Flyer, a great camshaft for those who want more top end power than...