Related Components (Use With Cams On Previous Page)
Rocker Arms
Retainers
Timing Set
Ultra Gold
Push Rods
Valve Springs
Valve Locks
Lash Caps
Valve Seals
Stud Girdles
Lifters
Ultra Pro Mag
Steel
Titanium
BB Chrysler 361-440 Cu. In. COM821-16 COM3125 COM1621-16 F
Custom Available Custom Available
—
COM925-16 B COM741-16 COM732-16 COM627-16 C COM622-16 COM505-16 B
—
COM829-16 COM3125
—
—
— COM731-16 COM627-16 C COM622-16 COM505-16 B
—
COM943-16 B
SB Ford 289-302 Cu. In. COM833-16 E COM3120 COM1631-16 D COM19043-16 COM7929-16 COM985-16 B COM740-16 COM730-16 COM611-16 COM621-16 COM503-16 B COM4013 D SB Ford 351 Cu. In. COM838-16 G — COM1632-16 D COM19045-16 COM7965-16 COM944-16 B — COM731-16 COM720-16 COM611-16 COM621-16 COM503-16 B COM4014 D COM838-16 G — COM1632-16 D COM19045-16 COM7965-16 COM944-16 B — COM731-16 COM720-16 COM611-16 COM621-16 COM503-16 B COM4014 D BB Ford 429-460 Cu. In. COM836-16 — COM1630-16 D — COM7934-16 COM959-16 B — COM739-16 COM611-16 COM621-16 COM503-16 B — B: Requires machining on cylinder heads. E: Pre-1968 use COM831-16. C: Special 10° locks, 1/2 2-groove, 1/2 4-groove, Single groove use COM612-16. F: Includes special shafts and spacers. D: Requires screw-in studs and guide plates. G: Offset lifters available.
Ultra Pro Magnum XD Roller Rocker Arms The next design in the evolution of steel stud mount rocker arms, Ultra Pro Magnum XD rockers offer increased strength and unsur- passed durability. Rocker arms are made of
SPR Radius Tip Rocker Arms For GM LS A direct bolt-on to OEM trunnion stands for GM LS1 and LS3 engines, SPR rocker arms are manufactured from sculpted, thin-wall cast steel that is 30% stiffer than OEM units, while the centered, multi-radius valve tip reduces sweep across the valve by 400%. State-of-the-art design offer three times less moment-of-inertia than leading alumi- num rocker arms. Offered with choice of bushed or needle bearing trunnions, rocker arms are sold in sets of 16. 1.77 Ultra Pro Magnum Shaft Rocker Arms For Chrysler “A” and “B”/“RB” Engines Engineered to handle the rigors of aggressive cam lobes and higher spring rates, Ultra Pro Magnum shaft rocker systems are manufactured from SAE 8620 chrome moly steel that has been heat treated for maximum durability. A unique oiling system pro- vides lubrication to all critical components. Part No. Description Part No. Description COM1975-16 COM1976-16 COM1977-16 COM1978-16 LS1, Needle Bearing Trunnions LS3, Needle Bearing Trunnions 1.77 1.77 1.77 LS1, Bushed Trunnions LS3, Bushed Trunnions
8650 steel with super accurate ratios, billet pushrod seat inserts, precision-sorted needle bearings and hardened roller tips. Com- patible with most diameter valve springs and retainers. Covered by a lifetime guarantee against breakage. Sold in sets of 16.
Rocker Stud
Rocker Ratio
Rocker Ratio
Part No.
Description
COM1801-16 COM1804-16 COM1805-16 COM1820-16 COM1828-16 COM1832-16 COM1834-16 COM1830-16
SB Chevy 265-400 SB Chevy 265-400 SB Chevy 265-400 BB Chevy 396-454 BB Chevy 396-454 SB Ford 289-351W SB Ford 289-351W
3/8" 7/16" 7/16" 7/16" 7/16" 7/16" 7/16" 7/16"
1.5 1.5 1.6 1.7 1.8 1.6 1.7
BB Ford 429-460, 351C
1.73
Ultra-Gold Aluminum Roller Rocker Arms
CNC-machined aluminum roller rockers are rigid, provide sufficient clearance for 1.650" OD valve springs and can withstand extremely high spring pressures and lifts. Sold in sets of 16.
Ratio
COM1621-16 BB Chrysler 383-440, Bolts, Spacers And Shafts
1.5 1.5
Rocker Stud
Rocker Ratio
COM1622-16
SB Chrysler 273-360, Spacers And Shafts
Part No.
Description
COM19001-16 1 COM19002-16 1 COM19004-16 1,2 COM19005-16 1,2 COM19021-16 3 COM19024-16 4 COM19025-16 4 COM19043-16 COM19044-16 2 COM19045-16 COM19060-16
SB Chevy 265-400 SB Chevy 265-400 SB Chevy 265-400 SB Chevy 265-400 BB Chevy 396-454
3/8" 3/8"
1.5 1.6 1.5 1.6 1.7
Ultra-Gold Shaft Rocker Arms For Ford “FE” Engines COM19046 Next generation, ARC (Arced, Recessed And Contoured)
7/16" 7/16" 7/16"
SB Chevy Gen. III LS Series SB Chevy Gen. III LS Series
8mm 1.72 8mm 1.82
series aluminum rocker arms provide increased horsepower, improved valvetrain stability and enhanced oiling, while
SB Ford 289-351W SB Ford 289-351W
3/8" 7/16" 7/16" 7/16"
1.6 1.6
Ford 351C
1.73
Pontiac 265-455
1.5
fitting under stock height valve covers. Rocker arms, which fit all big block Ford “FE” engines, feature a 1.76:1 ratio and are sold in set of 16, complete with shafts and necessary hardware.
1: Will not replace late model rail rocker. 2: Must use screw-in studs and guide plates. 3: Requires stud. #COM4514-16 to replace late model pedestal. 4: Includes pedestals and bolts.
203
Made with FlippingBook flipbook maker