mpanten, that is one but HR-2 looks like a better fit maybe? I'm not a big block, or blown, or have loose bearing clearances.
HR-1
15W-50
• STORAGE PROTECTION
Uses the same
oil additive technology developed for the U.S.
Military for storing and shipping their combat equipment.
Protects against rust and corrosion so your engine is protected
even when it’s not running.
• HIGH
ZINC CONTENT
Higher levels of
Zinc (ZDDP) than regular passenger car oils.
Delivers proper anti-wear protection for older style push-rod
and flat-tappet engines.
• CAMSHAFT WEAR PROTECTION
Superior camshaft wear protection chemistry. The same wear protection found in Joe Gibbs Driven Racing
Oil which has powered Joe Gibbs Racing to multiple NASCAR Championships.
Applications:
•
Perfect for big block muscle cars and blown street rods. Excellent high temperature protection.
Good for loose bearing clearances.
HR-2
10W-30
• STORAGE PROTECTION
Uses the same
oil additive technology developed for the U.S.
Military for storing and shipping their combat equipment.
Protects against rust and corrosion so your engine is protected
even when it’s not running.
• HIGH
ZINC CONTENT
Higher levels of Zinc (ZDDP) than regular passenger car oils.
Delivers proper anti-wear protection for older style push-rod
and flat-tappet engines.
• CAMSHAFT WEAR PROTECTION
Superior camshaft wear protection chemistry. The same wear protection found in Joe Gibbs Driven Racing Oil which has powered Joe Gibbs Racing to multiple NASCAR Championships.
Applications:
•
Great for small block engines and "crate" motors.
• 10W Multi-Grade formula provides excellent start-up protection.