Headcovers and Rocker Box Covers

• High quality replacement rocker cover assembly for Twin Cams
• Includes Upper Cover and Lower Housing
• Sold as one complete assembly for one head (each); order two to do a complete engine

Dress up your XL with our V-Twin Mfg. Chrome rocker box dress cover set fit over your stock rocker boxed and mount using the chrome allen screws included.

• Positive O-ring seal ensures leak-free operation
• Can be installed with the stock engine in the frame in most applications
• Include rocker boxes, gaskets and mounting bolts
• Assembler must supply rocker shafts and rocker arms for all rocker boxes
• Rocker arm supports included
• Installation on Buell models requires removal of some material from the front motor mount
• Made in the U.S.A.

• Positive O-ring seal ensures leak-free operation
• Can be installed with the stock engine in the frame in most applications
• Include rocker boxes, gaskets and mounting bolts
• Assembler must supply rocker shafts and rocker arms for all rocker boxes
• Rocker arm supports included
• Installation on Buell models requires removal of some material from the front motor mount
• Made in the U.S.A.

• Replaces OEM top
• CNC-machined billet aluminum
• Includes gaskets and hardware
• Sold in pairs
• Made in the U.S.A.

• Quality construction with exact dimensions ensures a perfect, leakproof fit
• Available in chrome or with a satin black powdercoat finish
• Sold each, two required per motor

• Exposed internals of the twin cam rocker boxes with a design that matches the rest of the Clarity line of products
• The Clarity line gives a unique opportunity to see the inner workings of the valve train
• Laser engraved RSD logo
• Available in chrome, Contrast Cut, Black Ops or Machine Ops finish
• Contrast Cut finish starts with a polished rocker box that has been black anodized, then recut to open up the design
• Black Ops features gloss black on top of contrasting textured black for outstanding durability and good looks
• Machine Ops, RSD's newest finish, is a fusion of textured natural aluminum and detailed machining that exposes the true beauty of our aluminum alloy, then dip the fresh machined parts in a slick clear anodize to protect the surface while keeping its raw aesthetic protected
• Hardware included
• Gaskets included
• Sold as a pair

• Direct replacements for OEM covers
• All hardware and gaskets included
• Machined Performance Machine logo
• Scallop or Drive design
• Available in chrome, Contrast Cut (smooth black-anodized surface with machined accents), Black Ops (textured black-matte finish with machined accents with a contrasting high-sheen finish) and Platinum Cut (smooth black-anodized surface with polished machined accents)
• Sold in pairs
• Made in the U.S.A.

• Direct replacements for OEM covers
• All hardware and gaskets included
• Machined Performance Machine logo
• Scallop or Drive design
• Available in chrome, Contrast Cut (smooth black-anodized surface with machined accents), Black Ops (textured black-matte finish with machined accents with a contrasting high-sheen finish) and Platinum Cut (smooth black-anodized surface with polished machined accents)
• Sold in pairs
• Made in the U.S.A.

• Direct replacements for OEM covers
• All hardware and gaskets included
• Machined Performance Machine logo
• Scallop or Drive design
• Available in chrome, Contrast Cut (smooth black-anodized surface with machined accents), Black Ops (textured black-matte finish with machined accents with a contrasting high-sheen finish) and Platinum Cut (smooth black-anodized surface with polished machined accents)
• Sold in pairs
• Made in the U.S.A.

• Machined from billet aluminum
• Choice of chrome, gloss black, black anodized, Black Ops, Contrast Cut or Machine Ops finish
• Contrast Cut finish starts with a polished rocker box cover that has been black anodized, then hand sanded for a unique handcrafted look
• Black Ops features gloss black on top of contrasting textured black for outstanding durability and good looks
• Machine Ops, RSD's newest finish, is a fusion of textured natural aluminum and detailed machining that exposes the true beauty of our aluminum alloy, then dip the fresh machined parts in a slick clear anodize to protect the surface while keeping its raw aesthetic protected
• All mounting hardware included
• Matching derby cover, points cover, inspection cover and timing cover are available separately
• Sold as a pair
• Made in the U.S.A.

• Machined from billet aluminum
• Choice of chrome, gloss black, black anodized, Black Ops, Contrast Cut or Machine Ops finish
• Contrast Cut finish starts with a polished rocker box cover that has been black anodized, then hand sanded for a unique handcrafted look
• Black Ops features gloss black on top of contrasting textured black for outstanding durability and good looks
• Machine Ops, RSD's newest finish, is a fusion of textured natural aluminum and detailed machining that exposes the true beauty of our aluminum alloy, then dip the fresh machined parts in a slick clear anodize to protect the surface while keeping its raw aesthetic protected
• All mounting hardware included
• Matching derby cover, points cover, inspection cover and timing cover are available separately
• Sold as a pair
• Made in the U.S.A.

• Original Randy Smith design
• Top covers only
• Features a guaranteed fit and are compatible with the very latest breather system (early breathers too)
• Include adequate clearance for all factory frames
• Domestic aircraft-grade billet aluminum alloy, fully machined and polished
• Are not subject to the warpage and oil seepage that die-cast imported copies are
• The undersides of the covers have been machined for additional clearance which will accommodate virtually any high-lift cam
• Polished stainless button-head Allen screws and washers are also included
• Sold in pairs
• Made in the U.S.A.

• Quality construction with exact dimensions ensures a perfect, leakproof fit
• Available in chrome or with a satin black powdercoat finish
• Sold each, two required per motor

• Machined from billet aluminum
• Choice of chrome, gloss black, black anodized, Black Ops, Contrast Cut or Machine Ops finish
• Contrast Cut finish starts with a polished rocker box cover that has been black anodized, then hand sanded for a unique handcrafted look
• Black Ops features gloss black on top of contrasting textured black for outstanding durability and good looks
• Machine Ops, RSD's newest finish, is a fusion of textured natural aluminum and detailed machining that exposes the true beauty of our aluminum alloy, then dip the fresh machined parts in a slick clear anodize to protect the surface while keeping its raw aesthetic protected
• All mounting hardware included
• Matching derby cover, points cover, inspection cover and timing cover are available separately
• Sold as a pair
• Made in the U.S.A.

• Designed to eliminate oil seepage associated with OE rocker box covers
• Made from 6061-T6 billet aluminum
• Adds a custom look to Panhead engines

Chrome top rocker box set

OEM: 17528-92

Chrome rocker box cover d-ring set for Evolution

OEM: 17529-92

Chrome top rocker box cover

OEM: 17528-84A

Chrome lower rocker box cover

OEM: 17530-84B

Chrome top rocker box cover set is smooth style

OEM: 17528-84A

Chrome rocker box cover D-ring for Evolution.

OEM: 17529-84A

Chrome top rocker box covers include gaskets, screws, and washers.

OEM: 17501-86

Chrome rocker box cover set is 6 pieces and includes gaskets for both heads.