Glacier stage · Ice-shelf light · Free shipping over $75
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Glacier stage · Hero bleed
4.3
SKU 30173862015 Collection

Honda CR250 1986-1991 Phathead cylinder head kit cobra Y31 - (95+ octane) CR125R9299 Chamber selection:K24 - 18.3cc (105+ octane) This kit includes the YZ250

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USD175.00 USD217.00

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Ships within 48 hours · Estimated delivery Sep 13 - Sep 18

Glacier sheet
Description

Y31 - (95+ octane)

mapping suggested

CX50 stock compression

2cc  105+ octane

Improved flow

Honda CR250 1986 1991 Phathead cylinder head kit cobra Y31 (95+ octane) CR125R9299 Chamber selection:K24 18.3cc (105+ octane) This kit includes the YZ250 Y31 (95+ octane) mapping suggested

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