Collection:
Cam Chest/Cams/Oil Pump 1936-99
34 productsShop the range of aftermarket motorcycle engine products at Pro Class Custom Parts.
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Speedo 3-3/8" Tank & Bar MT
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Speedo 4.5" Tank Mt 1936-03
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Suspension
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FXR
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Front Susp. Related
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Front Suspension: 35 & 39mm
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Front Suspension: 41mm
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Front Suspension: 49mm
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Rear Shocks: Dyna
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Rear Shocks: FLH
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Rear Shocks: HD Street
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Rear Shocks: Indian & Victory
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XL'79-03
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Windshields & Luggage
600V Camshaft. Fits Evolution Big Twin 1984-1999.
Regular price
$505.99
Sale price
$505.99
Regular price
Unit price
/per
Features & Benefits:-
* .600″ Valve Lift.
* An exceptional cam in any large displacement engine with 9.5:1 to 10.5:1 compression.
* 3500-6000 rpm.
* Requires Hi-Lift valve springs & Hydrau...
Sold Out
508V Camshaft. Fits Evolution Big Twin 1984-1999.
Regular price
$505.99
Sale price
$505.99
Regular price
Unit price
/per
Bolt-in cam intended for stock engines with less than 10:1 compression ratio. Quiet
valvetrain with excellent low/mid range torque for touring and 2 up riding.
Features & Benefits:-
* .505″ Va...
EV51 Grind Camshaft. Fits Evolution Big Twin 1984-1999.
Regular price
$519.99
Sale price
$519.99
Regular price
Unit price
/per
Features & Benefits:-
* Easy installation; longer duration for modified street engines with hydraulic lifters and 9.0:1 or higher compression ratio. Power range from 2800-6500 RPM.
* Works wit...
EV59 Grind Camshaft. Fits Evolution Big Twin 1984-1999.
Regular price
$519.99
Sale price
$519.99
Regular price
Unit price
/per
Features & Benefits:-
* Upgraded EV57, fast ramps for modified 80 to 88 inch motors.
* Very broad power band; 6000 RPM.
* Designed for use with High Lift Springs & collars. # AV-VSK600S...
EV72 Grind Camshaft. Fits Evolution Big Twin 1984-1999.
Regular price
$323.99
Sale price
$323.99
Regular price
Unit price
/per
Features & Benefits:-
* Upgraded EV7, for 92 in. + street motors.
* Very broad power band, 2800-6000 RPM.
* Designed for use with High Lift Springs & collars. # AV-VSK600S
* High perfor...
EV3 Grind Camshaft. Fits Evolution Big Twin 1984-1999.
Regular price
$519.99
Sale price
$519.99
Regular price
Unit price
/per
Features & Benefits:-
* Bolt-in street cam for light bikes (FXRS,etc.). Lots more mid-range and upper end power. Smooth idle 2800 to 6500 RPM cam with stock heads.
* Works with stock valve spr...
EV27 Grind Camshaft. Fits Evolution Big Twin 1984-1999.
Regular price
$519.99
Sale price
$519.99
Regular price
Unit price
/per
Features & Benefits:-
* A great bolt in cam for stock EV80 engines using state of the art design. Very strong, broad torque band which will pull hard from 2000 to 5500 RPM.
* EV27 cams run gre...
EV23 Grind Camshaft. Fits Evolution Big Twin 1984-1999.
Regular price
$519.99
Sale price
$519.99
Regular price
Unit price
/per
Features & Benefits:-
* Mild bolt-in street cam with more torque and HP for all around riding with stock comp ratio. Similar to stock L cam but more output. Pulls from 1800-5200 RPM.
* EV23 ca...
EV13 Grind Camshaft. Fits Evolution Big Twin 1984-1999.
Regular price
$519.99
Sale price
$519.99
Regular price
Unit price
/per
Features & Benefits:-
* Bolt-in street/touring cam for heavy bikes. Much more low and mid-range power than either stock cam. Best cam for 2 up riding with camping gear and side cars.
* EV13 ca...
J Grind Camshaft. Fits Big Twin 1978-1984.
Regular price
$518.99
Sale price
$518.99
Regular price
Unit price
/per
* Mild street: Pans and Shovels, smooth idle, more power through RPM range. Bolts in with no head work. OK for stock heads.
* If you are installing cams in a shovel engine, the Andrews valve sprin...
BH Grind Camshaft. Fits Big Twin 1978-1984.
Regular price
$518.99
Sale price
$518.99
Regular price
Unit price
/per
* Hydraulic version of a #B# cam. Usually a bolt-in but spring spacing required on stock 1980-1981 Shovel Heads.
* If you are installing cams in a shovel engine, the Andrews valve spring collars a...
+.030in. Steel Rotary Breather Gear Kit with Shims. Fits Big Twin Late 1977-1999.
Regular price
$451.99
Sale price
$451.99
Regular price
Unit price
/per
Features & Benefits:-
* Direct Standard size replacment for OEM Plastic Breather gear.
* Better dimensional stability than plastic gears, especially at high temperatures.
* High Evacuation.
* ...
Cam Cover – Chrome. Fits Big Twin 1973-1992.
Regular price
$381.99
Sale price
$381.99
Regular price
Unit price
/per
Features & Benefits:-
* Includes cam cover gasket and seal as well as cam cover bolts and timing studs.
* Replaces OEM #’s 25216-73, 25268-84A & 25258-80
Tech Tips:-
* Cam and pinion shaf...
Pinion Shaft Gear Kit – Red. Fits Big Twin 1977-1989 & Big Twin 1990-1999 with S&S Crankshaft.
Regular price
$381.99
Sale price
$381.99
Regular price
Unit price
/per
Features & Benefits:-
* Sold as a Kit.
Tech Tips:-
* S&S Crankshaft requires 2 Keys # JM-2480K.
* 1977-1989 OEM Crankshaft requires Key #’s JM-2480K & JM-2483K.
Proudly Made in the USA...
Standard Steel Rotary Breather Gear Kit with Shims. Fits Big Twin Late 1977-1999.
Regular price
$343.99
Sale price
$343.99
Regular price
Unit price
/per
Features & Benefits:-
* Direct Standard size replacment for OEM Plastic Breather Gear
* Better dimensional stability than plastic gears, especially at high temperatures.
* High Evacuation.
* W...
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