Pioneer Cables 851201 Engine Cylinder Head Bolt Set

Engine Cylinder Head Bolt Set for Chevrolet V8 Builds

Pioneer Cables 851201 is an engine cylinder head bolt set for select Chevrolet applications using early, OE cast iron, aluminum, and Bowtie cylinder heads. It is built for engine builders and remanufacturers who need a direct-fit fastener solution for classic Chevrolet performance and rebuild work.

Key Features

• Engine cylinder head bolt set for Chevrolet small-block and related performance applications
• Fits early, OE cast iron, aluminum, and Bowtie cylinder head configurations
• Made for rebuilds, service replacement, and high-performance engine assembly
• Backed by Pioneer Automotive Industries’ long-running engine fastener program
• Part number 851201 for catalog and fitment lookup

Fitment Details

• Fits 1966-1976 Chevrolet Caprice, N/A — Kit - Hi-Perf. - OE Cast Iron - Aluminum - Early - Bowtie Cylinder Heads
• Fits 1966-1976 Chevrolet Impala, N/A — Kit - Hi-Perf. - OE Cast Iron - Aluminum - Early - Bowtie Cylinder Heads
• Fits 1966-1975 Chevrolet Bel Air, N/A — Kit - Hi-Perf. - OE Cast Iron - Aluminum - Early - Bowtie Cylinder Heads
• Fits 1973-1975 Chevrolet Malibu, N/A — Kit - Hi-Perf. - OE Cast Iron - Aluminum - Early - Bowtie Cylinder Heads
• Fits 1970-1975 Chevrolet Monte Carlo, N/A — Kit - Hi-Perf. - OE Cast Iron - Aluminum - Early - Bowtie Cylinder Heads
• Fits 1966-1974 Chevrolet Corvette, N/A — Kit - Hi-Perf. - OE Cast Iron - Aluminum - Early - Bowtie Cylinder Heads
• Fits 1970-1974 Chevrolet El Camino, N/A — Kit - Hi-Perf. - OE Cast Iron - Aluminum - Early - Bowtie Cylinder Heads
• Fits 1969 Chevrolet Camaro, N/A — Kit - Hi-Perf. - OE Cast Iron - Aluminum - Early - Bowtie Cylinder Heads

What It Helps Solve

• Replacing worn or stretched cylinder head bolts during engine rebuilds
• Restoring proper head fastener fitment on classic Chevrolet V8 engines
• Supporting cylinder head service on OE cast iron and aluminum head setups
• Addressing fastener mismatch issues in performance or Bowtie head applications
• Providing a cataloged solution for Chevrolet Caprice, Impala, Bel Air, Malibu, Monte Carlo, Corvette, El Camino, and Camaro builds

Installation Notes

Verify cylinder head style and engine application before installation. Follow the engine builder’s torque sequence and tightening specifications for the specific Chevrolet platform and head material. Clean threaded holes and inspect mating surfaces before assembly. Search by Pioneer Cables 851201 when confirming the correct fastener set for your rebuild.

Quality Assurance

Pioneer Automotive Industries has supplied engine fasteners to professional remanufacturers and engine builders for decades. This part cross-references common engine fastener applications used in Chevrolet rebuild work, including 851201.