Manganese Racing Exhaust Guide – Type 1
HI-REV™ MANGANESE BRONZE TYPE I RACING VALVE GUIDES – 4-PIECE SET
- Manganese bronze is self lubricating
- Short guide boss for added clearance to eliminate retainer to guide interference on high-lift camshafts
- Protect against premature valve guide failures and costly repairs caused by high operating temperatures, lean fuel mixtures, fuel contaminates, retarded ignition settings and lack of valve guide lubrication due to use of low and no lead gasoline
|Dimensions||4 × 4 × 1 in|
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