Description: Used often by proffesional engine builders, checker springs are a must when checking piston to valve clearances in an engine. Sold in pairs.

Description: If your looking to replace your 30 year old factory connecting rods with a stronger high performance version, than these are the connecting rods for you. A custom H beam 4340 forging that is fitting with ARP rod bolts. The H beam design gives this rod it's strength and durability. These rods are fitted with an oversize bronze bushing which will accept a .990 wrist pin. If dependability and strength is what you need, than these connecting rods will replace your existing ones. Sold as a matched set, which means all these connecting rods are equal in gram weight for a smoother and better running engine.

Description: If your looking to replace your 30 year old factory connecting rods with a stronger high performance version, than these are the connecting rods for you. A custom H beam 4340 forging that is fitting with ARP rod bolts. The H beam design gives this rod it's strength and durability. These rods are fitted with a bronze bushing which allows the wrist pin to free float. If dependability and strength is what you need, than this connecting rod will replace your existing rods. Sold as a matched set, which means all these connecting rods are equal in gram weight for a smoother and better running engine.

Description: Developed by our company for the Oldsmobile engine. We worked closely with GRP in designing an array of specific rods that would be suitable for Oldsmobile engines. Unlike other rods that are adapted from other engine brands, these rods are specific in their dimensions and design to offer the ultimate in reliability with out the additional weight or common interference problems. The leader in connecting rod technology, GRP offers undisputed advancements in molecular research, CNC machining and quality control. Weight in grams range from 420 to 525. Sizes range from 5.500-7.400 long.

Description: These are the same rods used in our street and strip stroker engines. Custom 4340 H beam rods with 7/16 ARP 2000 series cap screw hardware. Intended for a 2.200 rod journal. Each rod is bronze bushed for a free floating .990 pin. These rods measure 7.100 from center to center and are .940 in width on the big end. Gram weight 788

Description: These are the same rods used in our street and strip stroker small block engines. Custom 4340 I beam rods with 7/16 ARP 8740 cap screw hardware. Intended for a 2.000 rod journal. Each rod is bronze bushed for a free floating .927 pin. These rods measure 6.125 from center to center and are .940 in width on the big end. Gram weight 605.

Description: The ultimate in ignition timing accuracy. These crank trigger kits allow precise cylinder timing. Conventional magnetic or light sensored pick ups in distributors tend to be less acurate and precise due to timing chain play or cam walk which could alter the degrees of engine timing. Crank triggers eliminate any means of unstable timing because the magnetic trigger is now driven off the crank and not the cam. Transducer bracket as shown, not in the kit. Fits dampers 7" dampers and under.

Description: For years we have been working with the best in the industry when it comes to custom billet or forged crankshafts. No one has more Oldsmobile custom crankshafts running in competition than we do. Each individual crankshaft is made specifically for the application. These custom crankshafts are kept within tolerances of .0001 and made from the finest grade of 4340, 9310 and VB materials. Each crankshaft is then custom ground with generous radius in the mains and rod journals. Standard features include bullnosed lightweight counters, oil hole chamfered, pin lightened, deep nitride, micro polished and no-hole balanced to your exact engine assembly bob weight. Expect 12-14 weeks delivery time. Total crankshaft weights from 43.5 to 62.0 pounds. Stroke sizes from 3.000-4.650. Prices starting at 1875.00