Cylinder Head Service (Twin Cylinder)

Harley-Davidson

CYLINDER HEAD SERVICES (Currently not servicing CVO Cylinder Heads)

We offer comprehensive cylinder head service packages that are suited to capture your specific needs. Utilizing the latest in CNC technology, all cylinder heads are meticulously serviced for either performance upgrades or rebuilds.

In addition to the three tiered cylinder head service packages we offer, available options include:

Valve Springs
Valve Guide Replacement
Seats Replacement
Aftermarket Retainers
VHM Aftermarket Valves
CNC Chamber Cut
Drill for Compression Release

STAGE I / STREET PORT

Call for Pricing: +1 (317) 852-9057

This package is specifically designed for improved engine performance, addressing the limited power output from factory standards. Our Street Port offers potent gains that are aimed at getting the most of a “streetable” bike utilizing original cylinder head componentry. Designed to improve lower & mid-level performance without sacrificing driveability. This package includes:

CNC Porting
Head Surfacing .010″
New VHM Valve Guides Installed
Valve Job
Port Blending

STAGE II / RACE PORT

Call for Pricing: +1 (317) 852-9057

This Vance & Hines Motorsports cylinder head service package is intended for modified engines. Designed to improve mid & upper level RPM range while increasing top end power. It includes:

CNC Porting
Head Surfacing up to .025″
CNC Valve Job
Port / Chamber Blending
VHM 1.900″ Twin Cam Intake Valve Installation
VHM 1.610″or 1.630″ Twin Cam Exhaust Valve Installation
VHM High-Performance Spring Kit Installation
Viton Valve Seals Installation

STAGE III / PRO PORT

Call for Pricing: +1 (317) 852-9057

Designed for performance oriented, highly-modified, larger displacement engines. This is the “top tier” cylinder head service Vance & Hines has to offer. Using technology learned by many factory teams, including some of racing’s most accomplished riders. This package is designed for optimal power output for your V Twin engine. Pro Port cylinder head package includes: