Page 8 of Racing Parts 2008 by JR MotorSports

section 1 grey 08.qxp 1/11/2008 1:57 pm page 12 cylinder heads gm big block dart pro-1 big block chevy cnc head · darts new cnc pro-1 head offers incredible · dart pro-1 heads deliver outstanding airflow big block chevy merlin heads · world products merlin heads are a direct bolt on check out our new hot rod/street rod section starting on pg 217 ford small block ford head gaskets part price fel 1011-1 35.99 · sbf 302-351w pre-flattened steel .041 compressed thickness 4.100 bore fel 1011-2 35.99 · sbf 302-351w pre-flattened steel .039 compressed thickness 4.100 bore ford world products windsor jr · these cast iron heads feature 170cc intake ford world products roush heads · cast iron heads have a 200cc intake runner runner 1.940 1.6 valves 58cc chambers and 7/16 screw in studs · approximately 50 hp gain over stock heads part description price wp 5303b bare castings 369.99 ea jrk 5303a complete assemblies 969.99 pr 2.02 1.6 valves 64cc chambers and screw in studs · approximately 80 hp gain over stock heads part description price wp 5304b bare castings 369.99 ea jrk 5304a complete assemblies 1020.00 pr kevin nevada ia call toll free 888-771-5574 12 index johnson technology street/strip pit trailer accessories wheels body for big block chevys they are available in oval or rectangle port and offer from 50 to 100 hp gains over a gm casting assembled heads are built in house by our own race engine specialists using premium 2.19 and 1.88 stainless valves and prc valve train components part price wp 3004b 549.99 ea · bare 119cc oval port jrk 3004a 1399.99 pr · complete 119cc oval port wp 3063b 549.99 ea · bare 119cc 345cc rectangle port jrk 3063a 1399.99 pr · complete 119cc 345cc rectangle port out-of-the-box for an unbeatable price with minimal bowl blending these heads will flow 385-390 cfm assemblies are built in house using premium valves and roller components part price dar 19100010 889.99 ea · bare 310cc 2.250 x 1.880 jrk 19100010a8 2199.99 pr · complete 310cc 2.250 x 1.880 dar 19200010 889.99 ea · bare 325cc 2.250 x 1.880 jrk 19200010a8 2199.99 pr · complete 325cc 2.250 x 1.880 dar 19200030 889.99 ea · bare 325cc 2.300 x 1.880 jrk 19200030a8 2199.99 pr · complete 325cc 2.300 x 1.880 dar 19300030 889.99 ea · bare 345cc 2.300 x 1.880 jrk 19300030a8 2199.99 pr · complete 345cc 2.300 x 1,880 bbc head gaskets part price fel 1017-1 39.99 · bbc gen 4 pre-flattened steel .041 compressed 4.540 bore fel 1027 51.99 · bbc gen 4 pre-flattened copper .039 compressed 4.370 bore fel 1047 49.99 · bbc gen 4 5 6 pre-flattened steel .039 comp 4.540 bore fel 1057 44.99 · bbc gen 4 pre-flattened steel .030 compressed 4.630 bore drivetrain chassis and suspension fasteners dart pro-1 big block chevy roller cam heads airflow while still using conventional rocker arms and intake manifold the 335cc version flows approximately 405 cfm and the 355cc version flows nearly 420 cfm part price dar 19474030 1499.99 ea · bare 335cc 2.300 x 1.880 jrk 19474030a8 3299.99 pr · complete 335cc 2.300 x 1.880 dar 19574030 1499.99 ea · bare 355cc 2.300 x 1.880 jrk 19574030a8 3299.99 pr · complete 355cc 2.300 x 1.880 internal components engines

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