ENGINE PRO NITRO BLACK ROLLER LIFTERS
Revolutionary Oil Wedge Design
Maximum Open
Pressure: 2500lb.
· FULL TIME PRESSURIZED OILING
TO THE LIFTER WHEEL
Maximum Seat
· .842" BODY DIAMETER WITH
Pressure: 550lb.
LOAD
CARRYING CAPACITY OF OUR 1"
LIFTER
· .470" DIAMETER AXLE MADE OF
SPECIAL B624L MATRIX MATERIAL
· DIAMOND LIKE COATING FOR LESS
FRICTION AND MORE DURABILITY
· REBUILDABLE
· MADE IN USA
ENGINE PRO NITRO BLACK ROLLER LIFTERS
CHEVROLET SMALL BLOCK MECHANICAL ROLLER LIFTERS
SET#
BODY DIA.
ROLLER DIA.
DESCRIPTION
17-6475-16
0.842
0.750
.842D T/B U/P P/O +.300 O/C DLC (USE FOR SB2 HEADS ON STD
BLOCK)
17-6478-16
0.842
0.750
.842D T/B U/P P/O +.300 (.180 L&R INT O/S) DLC
17-6480-16
0.842
0.750
.842D T/B U/P P/O +.300 (.180 L&R INT & EX EA PAIR O/S) DLC
17-6481-16
0.842
0.750
SBC/BUICK .842 T/B U/P P/O (.180 LEFT INT O/S) DLC
CHEVROLET LS MECHANICAL ROLLER LIFTERS
17-6483-16
0.842
0.750
.842D T/B U/P P/O +.300 O/C FITS 5 & 6 HBP DLC
17-6485-16
0.842
0.750
.842D T/B U/P P/O +.300 DLC (.180 LEFT INT O/S) FITS 5 & 6 HBP
17-6487-16
0.842
0.750
.842D T/B U/P P/O +.300 DLC (.180 LEFT INT & EXH EA PAIR O/S)
FITS 5 & 6 HBP
CHEVROLET BIG BLOCK MECHANICAL ROLLER LIFTERS
17-6489-16
0.842
0.750
.842D T/B U/P P/O +.300 O/C DLC
17-6492-16
0.842
0.750
.842D T/B U/P P/O +.300 (.180 L&R INT O/S) DLC
17-6494-16
0.842
0.750
.842D T/B U/P P/O +.300 (.180 INT & EX EA PAIR O/S) DLC
CHEVROLET 348-409 CU. IN. MECHANICAL ROLLER LIFTERS
17-6496-16
0.842
0.750
.842D T/B U/P P/O +.300 O/C DLC
PONTIAC 400-421-428-455 CU. IN. MECHANICAL ROLLER LIFTERS
LEGEND:
U/P = ULTRA PRO PRESSURIZED OILING, T/B = VERT TIE BAR (OR HORIZ T/B), P/O = PRESSURIZED OILING
O/C = ON CENTER, O/S = OFFSET, HBP = HEAD BOLT PATTERN, DLC = DIAMOND LIKE COATING
NEW NUMBERS SHOWN IN BOLD FACE TYPE
16

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