ARP

Renowned ARP quality and strength for upgrading the stock fasteners on a 1275 A+ or 1300 rod. Re-sizing of the rods is required when installing on A+ rods. Use ARP

Renowned ARP aircraft quality fasteners are ideal for performance applications, and less expensive than the standard parts. Use ARP assembly lube included in kit.

ARP super quality rod bolt to keep your rods together at high RPM. 12 point design, 220,000 PSI steel for reliable torque. Set of eight.

Renowned Automotive Racing Products aerospace quality fasteners have been ideal for performance applications since 1968, ranging from quality high performance OEM replacement parts to exotic specialty hardware for Formula 1,

Complete set of ARP head and rocker studs for 9-stud A-Series and A+ engines. Includes 12-point nuts and paralell-ground hardened washers for precise fitting. Accurate torque readings can be achieved

Very complete kit includs all of the head studs, plus rocker studs. Parallel ground washers and 12 point nuts are included. Renowned Automotive Racing Products

ARP head stud, 5.65". Sold each.

ARP head stud, 4.25". Sold each.

There is no need to risk a failure to your otherwise bulletproof bottom end by re-using the stock 1275 main cap bolts. This set of six high-strength bolts made by

ARP assembly lubricant is an ultra-consistent, premium-grade, moly-based lubricant with rust and corrosion inhibitors. With this lube, you can get exact torque readings because of the reduced friction. Use on

This set of main cap studs and nuts is for both pre-A+ and A+ series 1300 block, which have no removable tappet covers. These studs are stronger than the original bolts by a large factor,

A-series 850-1098cc main stud kit (for 1.750" mains only).

ARP parallel-ground heavy-duty flat washer. Ideal for main cap studs. Sold each.

Super-duty ARP bolt to attach the crown wheel to the diff cage. Sold each.

Aerospace quality ARP main cap bolt, extra length, for use with center main cap reinforcing strap. For 1300 and A+ blocks. Sold each.

High-strength 12-point nut for cylinder head nut, made by ARP. Included in SEN0409 and SEN0411 kits.

High-spec ARP-made flat washer to fit 3/8" stud or bolt. Thicker than most washers and parallel ground for flatness.

ARP high-grade washer for head stud application. ID is for 3/8" stud, OD is .675" and .120" thickness to provide reliable torque through your fasteners.

ARP high-spec washer for 3/8" stud. OD is .625" and thickness is .062. Black finish. Parallel ground for perfect fit and no loss of torque through your fasteners. Sold each.

ARP heavy-duty main cap stud nut. Flanged 12-point design for maximum clamping force.

High-spec ARP washer for 7/16" studs or bolts. Chamfered center hole, parallel ground and thicker for maximum clamping torque.

The longer of the two rocker studs is used on the two outer pedestals. This is the high-strength version made by ARP.

Shorter of the two rocker pedestal studs, used on the outer two pedestals. High-strength version made by ARP.

Special, tapered 5/16" cylinder head bolt as used on the water pump end of the Cooper S block, as it was deemed that there was not enough material in the Cooper S block to support a 3/8" stud.