Cylinder Head Service

Drag Bike

We offer comprehensive cylinder head service packages that are suited to capture your specific needs. Having participated in multiple Drag Racing sanctioned events, our contribution to the sport’s history is undeniable. With a total of 10 Championship wins in NHRA since 1996, Vance & Hines has dominated the world of Drag Racing dating back to the mid 1980’s. Our expertise in cylinder head development remains unrivaled.

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

Valve Springs
Valve Guide Replacement
Seats Replacement
Aftermarket Retainers
Aftermarket Valves
CNC Chamber Cut
Drill for Compression Release
And Much More

STAGE I / STREET PORT (INLINE FOUR)

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 Stage I / Street Port offers potent gains that are designed to improve lower & mid-level performance without sacrificing driveability. This package includes:

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

STAGE II / RACE PORT (INLINE FOUR)

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

This Vance & Hines cylinder head service package is intended for substantial HP gains and 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
Guides Drop for High Lift Cams
Welding of Emission Holes

STAGE III / PRO PORT (INLINE FOUR)

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

Designed for professional racing, our Pro Port package is the “top tier” cylinder head service Vance & Hines has to offer. Used by many factory teams, including some of racing’s most accomplished riders, this is the choice of champions. Pro Port cylinder head package includes: