Page 473 - 2018 Racecar Engineering Engine Parts and Accessories Catalog

FASTENERS

Rocker Arm Studs (Cont.)
Base Stud Stud
Part No. Description Base Size Length Size Length
Comp Cams
High Energy and Magnum studs are recommended for use with moderate valve
lift and spring pressures. Hi-Tech Race Studs are ideal for high RPM, roller
cam equipped race engines.
COM4500-16 High Energy Studs 7/16" .680" 3/8" 1.750"
COM4502-16 Magnum Studs 7/16" .680" 3/8" 1.750"
COM4503-16 Magnum Studs 7/16" .750" 7/16" 1.750"
COM4504-16 Magnum Ford Studs 5/16" .680" 3/8" 1.750"
COM4505-16 Hi-Tech Race Studs 7/16" .680" 3/8" 1.750"
COM4507-8 Hi-Tech, BB Chevy Exhaust With Alum. Heads 7/16" 1.680" 7/16" 2.00"
COM4512-16 Hi-Tech Race/Big Block Chevy 7/16" .750" 7/16" 1.900"
COM4514-16 Mark V, VI Big Block Chevy 3/8" .750" 7/16" 1.900"
COM4542-16 Magnum Olds/Dodge 5/16" .580" 3/8" 1.520"
COM4554-16 Hi-Tech, LS1/LS2/LS6 8mm .800" 3/8" 1.500"
Part No. Description A B C D
Crane Standard Series
CRN99147-16 7/16"-20 Top, 5/16"-18 Bottom 2.313" .813" 1.500" .875"
CRN99152-16* 7/16"-20 Top, 3/8"-16 Bottom 2.650" .750" 1.900" 1.000"
CRN99155-16 7/16"-20 Top, 10mm-1.5 Bottom 2.650" .750" 1.900" 1.000"
CRN99156-16 3/8"-24 Top, 7/16"-14 Bottom 2.396" .716" 1.680" .806"
CRN99157-16 7/16"-20 Top, 7/16"-14 Bottom 2.560" .800" 1.760" .860"
CRN99159-16 7/16"-20 Top, 7/16"-14 Bottom 2.670" .740" 1.930" 1.060"
Dart Machinery
DRT27002204 7/16"-20 Top, 7/16"-14 Bottom, 2.00" Long 2.000" 1.300" N/A .700"
*Conversion stud for BB Chevy Gen. V & VI, use OEM guide plates.
Part No. Description
Edelbrock
EDE8597 Rocker Stud Bolt Kit For GEN III LS Engines 8mm-1.25 x 1.77" UHL
Part No. Description A B C D
Manley
Professional Rocker Studs are constructed from 8740 material and feature rolled
threads and large radii. Street Master studs are made from Maxalloy steel.
MAN42103-16 Street,Small Block, Big Block, Chevy, Ford, 7/16" 2.550" .790" .890" .870"
MAN42106-16 Street,Small Block Chevy, Ford, 3/8" 2.560" .690" .840" 1.030"
MAN42287-16 SB Chevy 18 Deg. Head, 7/16" 2.850" .750" 1.300" .800"
MAN42288-16 Pro/Stud Girdle, Small Block, Big Block Chevy, 7/16" 2.810" .740" 1.020" 1.050"
Pioneer
PIORM-348-16 SB Chevy, 3/8"-24 Top, 7/16"-14 Bottom 2.325" .750" .840" 1.030"
Base Base Stud Stud
Part No. Description Size Length Size Length
Milodon
Milodon Rocker arm studs are made from 8740 chrome moly steel, heat-treated for
strength of 190,000 PSI. Feature large ground radius fillet, machined rolled threads
and black oxide finished. Set of 16.
MIL84287 SB Chevy/Pontiac 7/16"-20" Top, 7/16"-14 Bottom 7/16" .750" 1.750" .875"

Mr. Gasket Competition Screw-in
Extra strength, grade 8 fasteners incorporate class 3 threads and a black plated finish.
Part No. Description
MRG1074 7/16"-20 Thread Size, 2-7/16" Long, Small Block/Big Block Chevy, Set Of 16.
MRG1075 3/8"-24 Thread Size, 2-3/8" Long, Small Block Chevy/Small Block Ford, Set Of 16
MRG1074
MRG1076 Street SB Chevy/SB Ford, 3/8"-24 Top, 7/16"-14 Bottom, 1.470" Length (No Hex Base Nut)

472 2018 ENGINE BUILDER CATALOG