Wire Set Spark Plug V8 Small Block | United Marine 109 United Marine Wire Set Spark Plug V8 Small Block | 109 Mercruiser V8 Spark Plug Wire Set 109 V8 marine spark plug wire set For GM and Ford V8 small block engines with Mallory or Prestolite top terminal distributors 90 degree boots on both ends of cable. 8mm SSC 100% Silicone wire for ultra low resistance of 270 Ohms per foot Carbon-latex coating for superior EMI/RFI suppression Heavy duty booting used to maintain dielectric properties For standard and reverse rotation engines Stainless steel and brass terminals for longevity and superior conductivity Fits Chris Craft 5.0L 305 cu. in. right hand rotation engines from 1975-1990 Fits Chris Craft 5.0L 302 cu. in. right hand rotation engines from 1975-1988 Fits Chris Craft 307 cu. in. right hand rotation engines from 1969-1978 with Mallory top terminal distributors Fits Chris Craft 283 and 327 cu. in. engines from 1958-1971 Fits Crusader 302 and 351 cu. in. engines from 1970-1978 with Prestolite distributors Fits Crusader 283, 327, 348, 409, and 427 cu. in. engines from 1961-1972 with Mallory top terminal distributors Fits Ford Marine 5.0L 302 cu. in. engines from 1972-1988 with Prestolite distributors Fits Mercruiser 302 cu. in. 225, 233, 255, and 888 model engines from 1970-1977 Fits Mercruiser 5.0L 305 cu. in. 898 model engines from 1977-1982 Fits Mercruiser 5.7L 350 cu. in. 228, 250, and 260 model engines from 1977-1981 Fits Mercruiser 5.7L 350 cu. in. 255 model engines from 1975-1976 Fits Mercruiser 327 cu. in. 270 model engines from 1969-1972 Fits Mercruiser 283 cu. in. 190 and 225 model engines from 1963-1969 Fits OMC 5.0L 302 cu. in. engines from 1972-1994 with Prestolite distributors Fits OMC 5.0L 305 cu. in. engines from 1989-1990 Fits PCM 5.0L and 5.7L 305 and 350 cu. in. engines from 1976-1988 with Prestolite distributors Fits PCM engines from 1972-1986 with Mallory top terminal distributors Fits Volvo Penta GM engines from 1965-1996 with Mallory distributors Replaces Mercruiser 84-816761Q12, 84-816761A12, 84-813720A12, and 84-43376A12 Replaces Volvo Penta 3857166 Replaces Crusader 97423 Replaces PCM RA121008/9 Replaces OMC/BRP 503752 and 503755