(B) = Bolts
PART# APPLICATION
RS-311 AM-290/304/360/390/401
RS-315 AM-151 (1980)
PART# APPLICATION
RS-391 FO-1.1/1.3/1.6L (81-ON)
RS-310 FO-230/232
RS-415 FO-240/300 V8 SMALL BLOCK (3/8")
RS-416 FO-240/300 V8 SMALL BLOCK (.006" O.S.)
RS-440 FO-300 (5/16")
RS-341(B) FO-255/302/351W (78-ON)
RS-417 FO-302/351W (70-78)(5/16")
RS-419 FO-302/429 BOSS (7/16")
RS-420(B) FO-302, 351W
RS-418 FO-SAME AS RS-417 .006 O.S.
RS-443 FO-302/351 BOSS
PART# APPLICATION
RS-340 GM-1.8G/2.0J(82-85)/173
CA-2.8L (J)
RS-352 GM-151 (81-ON 2ND DESIGN)
RS-313 GM-SMALL BLOCK
RS-312 GM-SMALL BLOCK (.003 O.S.)
RS-344 GM-SMALL BLOCK/FORD 221-351 (HP)
RS-344X CH-SMALL BLOCK (HP)
RS-346 GM-SMALL BLOCK (BASE 7/16 TOP 7/16)(HP)
RS-348 GM-SMALL BLOCK SCREW IN STUD
RS-345 GM-BIG BLOCK (HP)
RS-382 CH-BIG BLOCK 65-79
RS-315 BU-CH 151/265/301/400(78-81)
PO-326/389/400/421(61-64), 350/400/428/455(67-76)
RS-356(B) BU-35OR/403; CA-350/350N
OL-260/307/330/350N/35OR/400/425/455
PO-260/307/350N/350R