Part number:TOY-804-146.51H

★ Forged from high-strength 4340 steel

★ H-profile

★ Bolt Size 3/8 diameter Rods

★ Quenched and Heat Treated

★ Shot peened to which also increases fatigue life

★ Balanced to Within a +/- 1 Gram Tolerance Per Set

★ An excellent upgrade component for street, high performance and racing 1ZZ engines

★ Bore Diameters to Within +/- 0.0001" Tolerance

★ Highly durable premium bronze bushings

Part number:TOY-803-140.84H

★ Made from 4340 chrome moly steel

★ Light weight and highly rigid H beam design

★ Rib shaped cap

★ Quenched and Heat Treated

★ Heat treated and shot peened

★ Balanced to Within a +/- 1 Gram Tolerance Per Set

★ Quality ARP 2000 Series Bolts

★ Bore Diameters to Within +/- 0.0001" Tolerance

★ Bronze bushings and ARP2000 rod bolts

Part number:TOY-802-125.25H

★ 100% premium forged 4340 steel

★ Light weight and highly rigid H beam design

★ Rib shaped cap

★ Quenched and Heat Treated

★ Shot Peen Hardness Treated (38HRC)

★ Balanced to Within a +/- 1 Gram Tolerance Per Set

★ Quality ARP 2000 Series Bolts

★ Bore Diameters to Within +/- 0.0001" Tolerance

★ Silicone Bronze Pin End Bushes

Part number:TOY-801-159.99H

★ 100% premium forged 4340 steel

★ Strict forge and heat treatment processed forgings, hardness of 36-38 HRC

★ Sunnen hone solution for all big bore and pin bore finishing

★ Cap is designed thicker than beam to increase strength

★ Thread-end is blinded to same length as bolt

★ Multi-stage heat treated

★ Shot peened to relieve stress

★ Weight Matched Sets +/- 1 gram

★ Aluminium/Silicon/Bronz alloy bushing