Pontiac V8 6.9 Harmonic Damper - SFI 1974-mercury-cougar-esi9947242 890 in Head - 11/32

890 in Head - 11/32 in Valve Stem - 4

Coil Spring - Tight Helix - Conventional - 5 in OD - 13 in Length - 225 lb/in Spring Rate - Steel - Black Powder Coat - Each

Fitting - Hose End - 45 Degree - 6 AN Hose Barb to 6 AN Female - Aluminum - Black Anodized - Each

Intake Manifold - Performer 318/360 - Spread / Square Bore - Dual Plane - Aluminum - Black Powder Coat - Small Block Mopar - Each

The Holley 12-848 fuel pressure regulator features(1) -10 AN O-ring inlet

Pontiac V8 6.9 Harmonic Damper - SFI 1974-mercury-cougar-esi9947242 890 in Head - 11/32Harmonic Balancer PowerForce Plus 6. 900 in OD SFI 18. 1 Steel Black Internal Balance Pontiac V8 Each