ARP Big Block Chevy Late Bowtie, Dart Mrln 12pt Exhaust BOLTS ONLY

ARP Big Block Chevy Late Bowtie / Dart Merlin 12-Point Exhaust Head Bolts Only

Upgrade the cylinder head hardware on your Big Block Chevrolet engine with compatible Late Bowtie, Dart or Merlin-style components with the ARP 12-Point Exhaust Head Bolt Set. This application-specific set contains the exhaust-side cylinder head bolts only and is intended for use where the specific Big Block Chevy cylinder head configuration requires these fasteners.

ARP part number 235-3708 is officially identified as the Big Block Chevy Late Bowtie, Dart Merlin 12-Point Exhaust Bolts Only. ARP categorizes the kit under Cylinder Head – Head. The installation instructions identify these as Pro Series 200,000 PSI, 7/16″ diameter head bolts and specify a final torque of 80 ft-lbs when using ARP Ultra-Torque Fastener Assembly Lubricant.

Product Features:

• ARP Pro Series Cylinder Head Fasteners
• Designed for Big Block Chevrolet Applications
• Designed for Late Bowtie / Dart Merlin Applications
• Exhaust-Side Head Bolts Only
• 12-Point Fastener Head Design
• 7/16″ Diameter Head Bolts
• 200,000 PSI Fastener Rating
• High-Strength ARP Fastener Construction
• Designed for Cylinder Head Retention
• Application-Specific Replacement / Supplemental Fastener Set

Specifications:

ARP Engine Applications:

• Chevrolet – Big Block – Dart
• Chevrolet – Big Block – Generic
• Dart – Big Block – Dart
• Dart – Big Block – World
• Dart – Generic – Big Block

Fitment Notes:

• Designed for Big Block Chevrolet Late Bowtie / Dart Merlin-style cylinder head applications.
• ARP officially lists Chevrolet Big Block Dart and generic Big Block Chevrolet applications.
• ARP also lists Dart Big Block Dart, Dart Big Block World and Dart Generic Big Block applications.
• This set contains the exhaust-side head bolts only and is not a complete cylinder head bolt kit.
• Uses 7/16″ diameter Pro Series head bolts rated at 200,000 PSI.
• Features 12-point fastener heads.
• ARP specifies using thread sealer if the cylinder head bolts enter a water jacket.
• ARP specifies a final torque of 80 ft-lbs with ARP Ultra-Torque, reached in three equal steps following the manufacturer’s recommended torque sequence.
• Verify the exact block and cylinder head configuration before installation.