Ecotec BM1 Port Package
- Free worldwide shipping
- Low stock - 2 items left
- Backordered, shipping soon
factory chamber 56cc chamber
LE5-LE9 factory short block compression: 10.4:1
Package includes : Hot tanked, Vapor Honed, Resurfaced, HCP Spec Valve job.
Intake Flow
Lift flow
.100 85 cfm
.200 173 cfm
.300 240 cfm
.400 271 cfm
.450 279 cfm
Core Options
Customer Supplied Core: Customer is responsible for providing a usable, rebuildable cylinder head core. All customer-supplied cores are subject to inspection. Cracked, damaged, heavily corroded, previously over-machined, or otherwise unusable cores may require additional charges or replacement.
HCP Supplied Core: HCP will provide a suitable cylinder head core for an additional $500. Core availability may affect lead time
Disclaimer: These cylinder heads are intended for performance/racing applications. Results may vary based on engine combination, supporting components, installation, and calibration. Custom tuning is required to ensure proper operation and performance. HCP is not responsible for damage resulting from improper installation, incorrect tuning, detonation, overheating, or use outside the intended application.
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