Pro Series 12-Pt. Cylinder Head Bolts - Small Block Chevy

High Performance head bolts are available with a reduced wrenching hex or 12-point and wide area flanged head that eliminates the need for valve train removal to facilitate cylinder head re-torquing. All High Performance Series bolts are 170,000 PSI (which is 15% stronger than Grade 8) and kits come complete with hardened parallel-ground washers.

Small Block Chevy Dart-Buick Heads with undercut studs - Pro Series 12-Pt. Bolts

High Performance head bolts are available with a reduced wrenching hex or 12-point and wide area flanged head that eliminates the need for valve train removal to facilitate cylinder head re-torquing. All High Performance Series bolts are 170,000 PSI (which is 15% stronger than Grade 8) and kits come complete with hardened parallel-ground washers.

CONTROL ASSY Mercruiser 87-8M0083437

Supersedes: 87-897978T01

Supercedes: 87-897978T01

Bearing Cup Driver 91-34379T

Installs the drive shaft bearing cup in gear the housing of the MC-1, R-MR and Alpha One drive units

Supercedes: 91-34379

CPO GC VERCXL5.44 Mercruiser 1600-8M0073437

ARP Hi-Performance Head Bolt Kit

• Small Block Chevy 23 Degree Cast Iron OEM, Gen III Vortec/Truck, Most Edelbrock, LT-AFR, Brodix-8,-10,-11,-11xb, LT-1, Dart Pro-1 Heads (All Black Oxide)
• 12-Point

HIGH PERFORMANCE SERIES
High Performance head bolts are available with a reduced wrenching hex and wide area flanged head that eliminates the need for valve train removal to facilitate cylinder head re-torquing. All High Performance Series bolts are 170,000 psi (which is 15% stronger than Grade 8) and kits come complete with hardened parallel-ground washers.

4" Replacement Flapper for Gil Composite Tips, Oval Shape

These kits include a replacement flap and flange. 1-1/4" center to center on bolt holes, 3-7/16" wide, 4" tall.
These will fit in #420-903285, #420-903290, #420-903280, and #420-400383 exhaust tips.

See CDI catalog for complete application information.

Fits: 4 & 6 cyl., Replaces: 332-4177A 3, 393-3736A 3, 393-3736A23,
393-3736A77, 393-3736A79

Sold: Each

White nylon and FDA approved.

Size: 3/4" x 3/4" x 3/4"

Mercruiser Drive Shaft Adapter Tool 91-90094

Supersedes: 91-34377, 91-34377A1